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Piano kata
require 'minitest/autorun'
class PianoKeyTest < Minitest::Test
KEYS_COUNT = 88
BLACK_KEY_SEQ = [0, 2, 5, 7, 9]
BLACK_SEQ_START_POS = 5
BLACK = "black"
WHITE = "white"
def black_or_white_key(key_press_count)
key_pos = key_press_count % KEYS_COUNT
if key_pos < BLACK_SEQ_START_POS
key_pos == 2 ? BLACK : WHITE
else
BLACK_KEY_SEQ.include?(black_seq_pos(key_pos)) ? BLACK : WHITE
end
end
def black_seq_pos(key_pos)
(key_pos - BLACK_SEQ_START_POS) % 12
end
def for_fun
f = File.new("testcase.txt", "w+")
output = "assert_equal(black_or_white_key(%<k>s), \"%<color>s\")\n"
(1..10000).each do |k|
color = black_or_white_key(k)
f << output % { k: k, color: color}
end
f.close
end
def test_piano_key
assert_equal(black_or_white_key(1), "white")
assert_equal(black_or_white_key(2), "black")
assert_equal(black_or_white_key(3), "white")
assert_equal(black_or_white_key(4), "white")
assert_equal(black_or_white_key(5), "black")
assert_equal(black_or_white_key(6), "white")
assert_equal(black_or_white_key(7), "black")
assert_equal(black_or_white_key(8), "white")
assert_equal(black_or_white_key(9), "white")
assert_equal(black_or_white_key(10), "black")
assert_equal(black_or_white_key(11), "white")
assert_equal(black_or_white_key(12), "black")
assert_equal(black_or_white_key(13), "white")
assert_equal(black_or_white_key(14), "black")
assert_equal(black_or_white_key(15), "white")
assert_equal(black_or_white_key(16), "white")
assert_equal(black_or_white_key(17), "black")
assert_equal(black_or_white_key(18), "white")
assert_equal(black_or_white_key(19), "black")
assert_equal(black_or_white_key(20), "white")
assert_equal(black_or_white_key(21), "white")
assert_equal(black_or_white_key(22), "black")
assert_equal(black_or_white_key(23), "white")
assert_equal(black_or_white_key(24), "black")
assert_equal(black_or_white_key(25), "white")
assert_equal(black_or_white_key(26), "black")
assert_equal(black_or_white_key(27), "white")
assert_equal(black_or_white_key(28), "white")
assert_equal(black_or_white_key(29), "black")
assert_equal(black_or_white_key(30), "white")
assert_equal(black_or_white_key(31), "black")
assert_equal(black_or_white_key(32), "white")
assert_equal(black_or_white_key(33), "white")
assert_equal(black_or_white_key(34), "black")
assert_equal(black_or_white_key(35), "white")
assert_equal(black_or_white_key(36), "black")
assert_equal(black_or_white_key(37), "white")
assert_equal(black_or_white_key(38), "black")
assert_equal(black_or_white_key(39), "white")
assert_equal(black_or_white_key(40), "white")
assert_equal(black_or_white_key(41), "black")
assert_equal(black_or_white_key(42), "white")
assert_equal(black_or_white_key(43), "black")
assert_equal(black_or_white_key(44), "white")
assert_equal(black_or_white_key(45), "white")
assert_equal(black_or_white_key(46), "black")
assert_equal(black_or_white_key(47), "white")
assert_equal(black_or_white_key(48), "black")
assert_equal(black_or_white_key(49), "white")
assert_equal(black_or_white_key(50), "black")
assert_equal(black_or_white_key(51), "white")
assert_equal(black_or_white_key(52), "white")
assert_equal(black_or_white_key(53), "black")
assert_equal(black_or_white_key(54), "white")
assert_equal(black_or_white_key(55), "black")
assert_equal(black_or_white_key(56), "white")
assert_equal(black_or_white_key(57), "white")
assert_equal(black_or_white_key(58), "black")
assert_equal(black_or_white_key(59), "white")
assert_equal(black_or_white_key(60), "black")
assert_equal(black_or_white_key(61), "white")
assert_equal(black_or_white_key(62), "black")
assert_equal(black_or_white_key(63), "white")
assert_equal(black_or_white_key(64), "white")
assert_equal(black_or_white_key(65), "black")
assert_equal(black_or_white_key(66), "white")
assert_equal(black_or_white_key(67), "black")
assert_equal(black_or_white_key(68), "white")
assert_equal(black_or_white_key(69), "white")
assert_equal(black_or_white_key(70), "black")
assert_equal(black_or_white_key(71), "white")
assert_equal(black_or_white_key(72), "black")
assert_equal(black_or_white_key(73), "white")
assert_equal(black_or_white_key(74), "black")
assert_equal(black_or_white_key(75), "white")
assert_equal(black_or_white_key(76), "white")
assert_equal(black_or_white_key(77), "black")
assert_equal(black_or_white_key(78), "white")
assert_equal(black_or_white_key(79), "black")
assert_equal(black_or_white_key(80), "white")
assert_equal(black_or_white_key(81), "white")
assert_equal(black_or_white_key(82), "black")
assert_equal(black_or_white_key(83), "white")
assert_equal(black_or_white_key(84), "black")
assert_equal(black_or_white_key(85), "white")
assert_equal(black_or_white_key(86), "black")
assert_equal(black_or_white_key(87), "white")
assert_equal(black_or_white_key(88), "white")
assert_equal(black_or_white_key(89), "white")
assert_equal(black_or_white_key(90), "black")
assert_equal(black_or_white_key(91), "white")
assert_equal(black_or_white_key(92), "white")
assert_equal(black_or_white_key(93), "black")
assert_equal(black_or_white_key(94), "white")
assert_equal(black_or_white_key(95), "black")
assert_equal(black_or_white_key(96), "white")
assert_equal(black_or_white_key(97), "white")
assert_equal(black_or_white_key(98), "black")
assert_equal(black_or_white_key(99), "white")
assert_equal(black_or_white_key(100), "black")
assert_equal(black_or_white_key(101), "white")
assert_equal(black_or_white_key(102), "black")
assert_equal(black_or_white_key(103), "white")
assert_equal(black_or_white_key(104), "white")
assert_equal(black_or_white_key(105), "black")
assert_equal(black_or_white_key(106), "white")
assert_equal(black_or_white_key(107), "black")
assert_equal(black_or_white_key(108), "white")
assert_equal(black_or_white_key(109), "white")
assert_equal(black_or_white_key(110), "black")
assert_equal(black_or_white_key(111), "white")
assert_equal(black_or_white_key(112), "black")
assert_equal(black_or_white_key(113), "white")
assert_equal(black_or_white_key(114), "black")
assert_equal(black_or_white_key(115), "white")
assert_equal(black_or_white_key(116), "white")
assert_equal(black_or_white_key(117), "black")
assert_equal(black_or_white_key(118), "white")
assert_equal(black_or_white_key(119), "black")
assert_equal(black_or_white_key(120), "white")
assert_equal(black_or_white_key(121), "white")
assert_equal(black_or_white_key(122), "black")
assert_equal(black_or_white_key(123), "white")
assert_equal(black_or_white_key(124), "black")
assert_equal(black_or_white_key(125), "white")
assert_equal(black_or_white_key(126), "black")
assert_equal(black_or_white_key(127), "white")
assert_equal(black_or_white_key(128), "white")
assert_equal(black_or_white_key(129), "black")
assert_equal(black_or_white_key(130), "white")
assert_equal(black_or_white_key(131), "black")
assert_equal(black_or_white_key(132), "white")
assert_equal(black_or_white_key(133), "white")
assert_equal(black_or_white_key(134), "black")
assert_equal(black_or_white_key(135), "white")
assert_equal(black_or_white_key(136), "black")
assert_equal(black_or_white_key(137), "white")
assert_equal(black_or_white_key(138), "black")
assert_equal(black_or_white_key(139), "white")
assert_equal(black_or_white_key(140), "white")
assert_equal(black_or_white_key(141), "black")
assert_equal(black_or_white_key(142), "white")
assert_equal(black_or_white_key(143), "black")
assert_equal(black_or_white_key(144), "white")
assert_equal(black_or_white_key(145), "white")
assert_equal(black_or_white_key(146), "black")
assert_equal(black_or_white_key(147), "white")
assert_equal(black_or_white_key(148), "black")
assert_equal(black_or_white_key(149), "white")
assert_equal(black_or_white_key(150), "black")
assert_equal(black_or_white_key(151), "white")
assert_equal(black_or_white_key(152), "white")
assert_equal(black_or_white_key(153), "black")
assert_equal(black_or_white_key(154), "white")
assert_equal(black_or_white_key(155), "black")
assert_equal(black_or_white_key(156), "white")
assert_equal(black_or_white_key(157), "white")
assert_equal(black_or_white_key(158), "black")
assert_equal(black_or_white_key(159), "white")
assert_equal(black_or_white_key(160), "black")
assert_equal(black_or_white_key(161), "white")
assert_equal(black_or_white_key(162), "black")
assert_equal(black_or_white_key(163), "white")
assert_equal(black_or_white_key(164), "white")
assert_equal(black_or_white_key(165), "black")
assert_equal(black_or_white_key(166), "white")
assert_equal(black_or_white_key(167), "black")
assert_equal(black_or_white_key(168), "white")
assert_equal(black_or_white_key(169), "white")
assert_equal(black_or_white_key(170), "black")
assert_equal(black_or_white_key(171), "white")
assert_equal(black_or_white_key(172), "black")
assert_equal(black_or_white_key(173), "white")
assert_equal(black_or_white_key(174), "black")
assert_equal(black_or_white_key(175), "white")
assert_equal(black_or_white_key(176), "white")
assert_equal(black_or_white_key(177), "white")
assert_equal(black_or_white_key(178), "black")
assert_equal(black_or_white_key(179), "white")
assert_equal(black_or_white_key(180), "white")
assert_equal(black_or_white_key(181), "black")
assert_equal(black_or_white_key(182), "white")
assert_equal(black_or_white_key(183), "black")
assert_equal(black_or_white_key(184), "white")
assert_equal(black_or_white_key(185), "white")
assert_equal(black_or_white_key(186), "black")
assert_equal(black_or_white_key(187), "white")
assert_equal(black_or_white_key(188), "black")
assert_equal(black_or_white_key(189), "white")
assert_equal(black_or_white_key(190), "black")
assert_equal(black_or_white_key(191), "white")
assert_equal(black_or_white_key(192), "white")
assert_equal(black_or_white_key(193), "black")
assert_equal(black_or_white_key(194), "white")
assert_equal(black_or_white_key(195), "black")
assert_equal(black_or_white_key(196), "white")
assert_equal(black_or_white_key(197), "white")
assert_equal(black_or_white_key(198), "black")
assert_equal(black_or_white_key(199), "white")
assert_equal(black_or_white_key(200), "black")
assert_equal(black_or_white_key(201), "white")
assert_equal(black_or_white_key(202), "black")
assert_equal(black_or_white_key(203), "white")
assert_equal(black_or_white_key(204), "white")
assert_equal(black_or_white_key(205), "black")
assert_equal(black_or_white_key(206), "white")
assert_equal(black_or_white_key(207), "black")
assert_equal(black_or_white_key(208), "white")
assert_equal(black_or_white_key(209), "white")
assert_equal(black_or_white_key(210), "black")
assert_equal(black_or_white_key(211), "white")
assert_equal(black_or_white_key(212), "black")
assert_equal(black_or_white_key(213), "white")
assert_equal(black_or_white_key(214), "black")
assert_equal(black_or_white_key(215), "white")
assert_equal(black_or_white_key(216), "white")
assert_equal(black_or_white_key(217), "black")
assert_equal(black_or_white_key(218), "white")
assert_equal(black_or_white_key(219), "black")
assert_equal(black_or_white_key(220), "white")
assert_equal(black_or_white_key(221), "white")
assert_equal(black_or_white_key(222), "black")
assert_equal(black_or_white_key(223), "white")
assert_equal(black_or_white_key(224), "black")
assert_equal(black_or_white_key(225), "white")
assert_equal(black_or_white_key(226), "black")
assert_equal(black_or_white_key(227), "white")
assert_equal(black_or_white_key(228), "white")
assert_equal(black_or_white_key(229), "black")
assert_equal(black_or_white_key(230), "white")
assert_equal(black_or_white_key(231), "black")
assert_equal(black_or_white_key(232), "white")
assert_equal(black_or_white_key(233), "white")
assert_equal(black_or_white_key(234), "black")
assert_equal(black_or_white_key(235), "white")
assert_equal(black_or_white_key(236), "black")
assert_equal(black_or_white_key(237), "white")
assert_equal(black_or_white_key(238), "black")
assert_equal(black_or_white_key(239), "white")
assert_equal(black_or_white_key(240), "white")
assert_equal(black_or_white_key(241), "black")
assert_equal(black_or_white_key(242), "white")
assert_equal(black_or_white_key(243), "black")
assert_equal(black_or_white_key(244), "white")
assert_equal(black_or_white_key(245), "white")
assert_equal(black_or_white_key(246), "black")
assert_equal(black_or_white_key(247), "white")
assert_equal(black_or_white_key(248), "black")
assert_equal(black_or_white_key(249), "white")
assert_equal(black_or_white_key(250), "black")
assert_equal(black_or_white_key(251), "white")
assert_equal(black_or_white_key(252), "white")
assert_equal(black_or_white_key(253), "black")
assert_equal(black_or_white_key(254), "white")
assert_equal(black_or_white_key(255), "black")
assert_equal(black_or_white_key(256), "white")
assert_equal(black_or_white_key(257), "white")
assert_equal(black_or_white_key(258), "black")
assert_equal(black_or_white_key(259), "white")
assert_equal(black_or_white_key(260), "black")
assert_equal(black_or_white_key(261), "white")
assert_equal(black_or_white_key(262), "black")
assert_equal(black_or_white_key(263), "white")
assert_equal(black_or_white_key(264), "white")
assert_equal(black_or_white_key(265), "white")
assert_equal(black_or_white_key(266), "black")
assert_equal(black_or_white_key(267), "white")
assert_equal(black_or_white_key(268), "white")
assert_equal(black_or_white_key(269), "black")
assert_equal(black_or_white_key(270), "white")
assert_equal(black_or_white_key(271), "black")
assert_equal(black_or_white_key(272), "white")
assert_equal(black_or_white_key(273), "white")
assert_equal(black_or_white_key(274), "black")
assert_equal(black_or_white_key(275), "white")
assert_equal(black_or_white_key(276), "black")
assert_equal(black_or_white_key(277), "white")
assert_equal(black_or_white_key(278), "black")
assert_equal(black_or_white_key(279), "white")
assert_equal(black_or_white_key(280), "white")
assert_equal(black_or_white_key(281), "black")
assert_equal(black_or_white_key(282), "white")
assert_equal(black_or_white_key(283), "black")
assert_equal(black_or_white_key(284), "white")
assert_equal(black_or_white_key(285), "white")
assert_equal(black_or_white_key(286), "black")
assert_equal(black_or_white_key(287), "white")
assert_equal(black_or_white_key(288), "black")
assert_equal(black_or_white_key(289), "white")
assert_equal(black_or_white_key(290), "black")
assert_equal(black_or_white_key(291), "white")
assert_equal(black_or_white_key(292), "white")
assert_equal(black_or_white_key(293), "black")
assert_equal(black_or_white_key(294), "white")
assert_equal(black_or_white_key(295), "black")
assert_equal(black_or_white_key(296), "white")
assert_equal(black_or_white_key(297), "white")
assert_equal(black_or_white_key(298), "black")
assert_equal(black_or_white_key(299), "white")
assert_equal(black_or_white_key(300), "black")
assert_equal(black_or_white_key(301), "white")
assert_equal(black_or_white_key(302), "black")
assert_equal(black_or_white_key(303), "white")
assert_equal(black_or_white_key(304), "white")
assert_equal(black_or_white_key(305), "black")
assert_equal(black_or_white_key(306), "white")
assert_equal(black_or_white_key(307), "black")
assert_equal(black_or_white_key(308), "white")
assert_equal(black_or_white_key(309), "white")
assert_equal(black_or_white_key(310), "black")
assert_equal(black_or_white_key(311), "white")
assert_equal(black_or_white_key(312), "black")
assert_equal(black_or_white_key(313), "white")
assert_equal(black_or_white_key(314), "black")
assert_equal(black_or_white_key(315), "white")
assert_equal(black_or_white_key(316), "white")
assert_equal(black_or_white_key(317), "black")
assert_equal(black_or_white_key(318), "white")
assert_equal(black_or_white_key(319), "black")
assert_equal(black_or_white_key(320), "white")
assert_equal(black_or_white_key(321), "white")
assert_equal(black_or_white_key(322), "black")
assert_equal(black_or_white_key(323), "white")
assert_equal(black_or_white_key(324), "black")
assert_equal(black_or_white_key(325), "white")
assert_equal(black_or_white_key(326), "black")
assert_equal(black_or_white_key(327), "white")
assert_equal(black_or_white_key(328), "white")
assert_equal(black_or_white_key(329), "black")
assert_equal(black_or_white_key(330), "white")
assert_equal(black_or_white_key(331), "black")
assert_equal(black_or_white_key(332), "white")
assert_equal(black_or_white_key(333), "white")
assert_equal(black_or_white_key(334), "black")
assert_equal(black_or_white_key(335), "white")
assert_equal(black_or_white_key(336), "black")
assert_equal(black_or_white_key(337), "white")
assert_equal(black_or_white_key(338), "black")
assert_equal(black_or_white_key(339), "white")
assert_equal(black_or_white_key(340), "white")
assert_equal(black_or_white_key(341), "black")
assert_equal(black_or_white_key(342), "white")
assert_equal(black_or_white_key(343), "black")
assert_equal(black_or_white_key(344), "white")
assert_equal(black_or_white_key(345), "white")
assert_equal(black_or_white_key(346), "black")
assert_equal(black_or_white_key(347), "white")
assert_equal(black_or_white_key(348), "black")
assert_equal(black_or_white_key(349), "white")
assert_equal(black_or_white_key(350), "black")
assert_equal(black_or_white_key(351), "white")
assert_equal(black_or_white_key(352), "white")
assert_equal(black_or_white_key(353), "white")
assert_equal(black_or_white_key(354), "black")
assert_equal(black_or_white_key(355), "white")
assert_equal(black_or_white_key(356), "white")
assert_equal(black_or_white_key(357), "black")
assert_equal(black_or_white_key(358), "white")
assert_equal(black_or_white_key(359), "black")
assert_equal(black_or_white_key(360), "white")
assert_equal(black_or_white_key(361), "white")
assert_equal(black_or_white_key(362), "black")
assert_equal(black_or_white_key(363), "white")
assert_equal(black_or_white_key(364), "black")
assert_equal(black_or_white_key(365), "white")
assert_equal(black_or_white_key(366), "black")
assert_equal(black_or_white_key(367), "white")
assert_equal(black_or_white_key(368), "white")
assert_equal(black_or_white_key(369), "black")
assert_equal(black_or_white_key(370), "white")
assert_equal(black_or_white_key(371), "black")
assert_equal(black_or_white_key(372), "white")
assert_equal(black_or_white_key(373), "white")
assert_equal(black_or_white_key(374), "black")
assert_equal(black_or_white_key(375), "white")
assert_equal(black_or_white_key(376), "black")
assert_equal(black_or_white_key(377), "white")
assert_equal(black_or_white_key(378), "black")
assert_equal(black_or_white_key(379), "white")
assert_equal(black_or_white_key(380), "white")
assert_equal(black_or_white_key(381), "black")
assert_equal(black_or_white_key(382), "white")
assert_equal(black_or_white_key(383), "black")
assert_equal(black_or_white_key(384), "white")
assert_equal(black_or_white_key(385), "white")
assert_equal(black_or_white_key(386), "black")
assert_equal(black_or_white_key(387), "white")
assert_equal(black_or_white_key(388), "black")
assert_equal(black_or_white_key(389), "white")
assert_equal(black_or_white_key(390), "black")
assert_equal(black_or_white_key(391), "white")
assert_equal(black_or_white_key(392), "white")
assert_equal(black_or_white_key(393), "black")
assert_equal(black_or_white_key(394), "white")
assert_equal(black_or_white_key(395), "black")
assert_equal(black_or_white_key(396), "white")
assert_equal(black_or_white_key(397), "white")
assert_equal(black_or_white_key(398), "black")
assert_equal(black_or_white_key(399), "white")
assert_equal(black_or_white_key(400), "black")
assert_equal(black_or_white_key(401), "white")
assert_equal(black_or_white_key(402), "black")
assert_equal(black_or_white_key(403), "white")
assert_equal(black_or_white_key(404), "white")
assert_equal(black_or_white_key(405), "black")
assert_equal(black_or_white_key(406), "white")
assert_equal(black_or_white_key(407), "black")
assert_equal(black_or_white_key(408), "white")
assert_equal(black_or_white_key(409), "white")
assert_equal(black_or_white_key(410), "black")
assert_equal(black_or_white_key(411), "white")
assert_equal(black_or_white_key(412), "black")
assert_equal(black_or_white_key(413), "white")
assert_equal(black_or_white_key(414), "black")
assert_equal(black_or_white_key(415), "white")
assert_equal(black_or_white_key(416), "white")
assert_equal(black_or_white_key(417), "black")
assert_equal(black_or_white_key(418), "white")
assert_equal(black_or_white_key(419), "black")
assert_equal(black_or_white_key(420), "white")
assert_equal(black_or_white_key(421), "white")
assert_equal(black_or_white_key(422), "black")
assert_equal(black_or_white_key(423), "white")
assert_equal(black_or_white_key(424), "black")
assert_equal(black_or_white_key(425), "white")
assert_equal(black_or_white_key(426), "black")
assert_equal(black_or_white_key(427), "white")
assert_equal(black_or_white_key(428), "white")
assert_equal(black_or_white_key(429), "black")
assert_equal(black_or_white_key(430), "white")
assert_equal(black_or_white_key(431), "black")
assert_equal(black_or_white_key(432), "white")
assert_equal(black_or_white_key(433), "white")
assert_equal(black_or_white_key(434), "black")
assert_equal(black_or_white_key(435), "white")
assert_equal(black_or_white_key(436), "black")
assert_equal(black_or_white_key(437), "white")
assert_equal(black_or_white_key(438), "black")
assert_equal(black_or_white_key(439), "white")
assert_equal(black_or_white_key(440), "white")
assert_equal(black_or_white_key(441), "white")
assert_equal(black_or_white_key(442), "black")
assert_equal(black_or_white_key(443), "white")
assert_equal(black_or_white_key(444), "white")
assert_equal(black_or_white_key(445), "black")
assert_equal(black_or_white_key(446), "white")
assert_equal(black_or_white_key(447), "black")
assert_equal(black_or_white_key(448), "white")
assert_equal(black_or_white_key(449), "white")
assert_equal(black_or_white_key(450), "black")
assert_equal(black_or_white_key(451), "white")
assert_equal(black_or_white_key(452), "black")
assert_equal(black_or_white_key(453), "white")
assert_equal(black_or_white_key(454), "black")
assert_equal(black_or_white_key(455), "white")
assert_equal(black_or_white_key(456), "white")
assert_equal(black_or_white_key(457), "black")
assert_equal(black_or_white_key(458), "white")
assert_equal(black_or_white_key(459), "black")
assert_equal(black_or_white_key(460), "white")
assert_equal(black_or_white_key(461), "white")
assert_equal(black_or_white_key(462), "black")
assert_equal(black_or_white_key(463), "white")
assert_equal(black_or_white_key(464), "black")
assert_equal(black_or_white_key(465), "white")
assert_equal(black_or_white_key(466), "black")
assert_equal(black_or_white_key(467), "white")
assert_equal(black_or_white_key(468), "white")
assert_equal(black_or_white_key(469), "black")
assert_equal(black_or_white_key(470), "white")
assert_equal(black_or_white_key(471), "black")
assert_equal(black_or_white_key(472), "white")
assert_equal(black_or_white_key(473), "white")
assert_equal(black_or_white_key(474), "black")
assert_equal(black_or_white_key(475), "white")
assert_equal(black_or_white_key(476), "black")
assert_equal(black_or_white_key(477), "white")
assert_equal(black_or_white_key(478), "black")
assert_equal(black_or_white_key(479), "white")
assert_equal(black_or_white_key(480), "white")
assert_equal(black_or_white_key(481), "black")
assert_equal(black_or_white_key(482), "white")
assert_equal(black_or_white_key(483), "black")
assert_equal(black_or_white_key(484), "white")
assert_equal(black_or_white_key(485), "white")
assert_equal(black_or_white_key(486), "black")
assert_equal(black_or_white_key(487), "white")
assert_equal(black_or_white_key(488), "black")
assert_equal(black_or_white_key(489), "white")
assert_equal(black_or_white_key(490), "black")
assert_equal(black_or_white_key(491), "white")
assert_equal(black_or_white_key(492), "white")
assert_equal(black_or_white_key(493), "black")
assert_equal(black_or_white_key(494), "white")
assert_equal(black_or_white_key(495), "black")
assert_equal(black_or_white_key(496), "white")
assert_equal(black_or_white_key(497), "white")
assert_equal(black_or_white_key(498), "black")
assert_equal(black_or_white_key(499), "white")
assert_equal(black_or_white_key(500), "black")
assert_equal(black_or_white_key(501), "white")
assert_equal(black_or_white_key(502), "black")
assert_equal(black_or_white_key(503), "white")
assert_equal(black_or_white_key(504), "white")
assert_equal(black_or_white_key(505), "black")
assert_equal(black_or_white_key(506), "white")
assert_equal(black_or_white_key(507), "black")
assert_equal(black_or_white_key(508), "white")
assert_equal(black_or_white_key(509), "white")
assert_equal(black_or_white_key(510), "black")
assert_equal(black_or_white_key(511), "white")
assert_equal(black_or_white_key(512), "black")
assert_equal(black_or_white_key(513), "white")
assert_equal(black_or_white_key(514), "black")
assert_equal(black_or_white_key(515), "white")
assert_equal(black_or_white_key(516), "white")
assert_equal(black_or_white_key(517), "black")
assert_equal(black_or_white_key(518), "white")
assert_equal(black_or_white_key(519), "black")
assert_equal(black_or_white_key(520), "white")
assert_equal(black_or_white_key(521), "white")
assert_equal(black_or_white_key(522), "black")
assert_equal(black_or_white_key(523), "white")
assert_equal(black_or_white_key(524), "black")
assert_equal(black_or_white_key(525), "white")
assert_equal(black_or_white_key(526), "black")
assert_equal(black_or_white_key(527), "white")
assert_equal(black_or_white_key(528), "white")
assert_equal(black_or_white_key(529), "white")
assert_equal(black_or_white_key(530), "black")
assert_equal(black_or_white_key(531), "white")
assert_equal(black_or_white_key(532), "white")
assert_equal(black_or_white_key(533), "black")
assert_equal(black_or_white_key(534), "white")
assert_equal(black_or_white_key(535), "black")
assert_equal(black_or_white_key(536), "white")
assert_equal(black_or_white_key(537), "white")
assert_equal(black_or_white_key(538), "black")
assert_equal(black_or_white_key(539), "white")
assert_equal(black_or_white_key(540), "black")
assert_equal(black_or_white_key(541), "white")
assert_equal(black_or_white_key(542), "black")
assert_equal(black_or_white_key(543), "white")
assert_equal(black_or_white_key(544), "white")
assert_equal(black_or_white_key(545), "black")
assert_equal(black_or_white_key(546), "white")
assert_equal(black_or_white_key(547), "black")
assert_equal(black_or_white_key(548), "white")
assert_equal(black_or_white_key(549), "white")
assert_equal(black_or_white_key(550), "black")
assert_equal(black_or_white_key(551), "white")
assert_equal(black_or_white_key(552), "black")
assert_equal(black_or_white_key(553), "white")
assert_equal(black_or_white_key(554), "black")
assert_equal(black_or_white_key(555), "white")
assert_equal(black_or_white_key(556), "white")
assert_equal(black_or_white_key(557), "black")
assert_equal(black_or_white_key(558), "white")
assert_equal(black_or_white_key(559), "black")
assert_equal(black_or_white_key(560), "white")
assert_equal(black_or_white_key(561), "white")
assert_equal(black_or_white_key(562), "black")
assert_equal(black_or_white_key(563), "white")
assert_equal(black_or_white_key(564), "black")
assert_equal(black_or_white_key(565), "white")
assert_equal(black_or_white_key(566), "black")
assert_equal(black_or_white_key(567), "white")
assert_equal(black_or_white_key(568), "white")
assert_equal(black_or_white_key(569), "black")
assert_equal(black_or_white_key(570), "white")
assert_equal(black_or_white_key(571), "black")
assert_equal(black_or_white_key(572), "white")
assert_equal(black_or_white_key(573), "white")
assert_equal(black_or_white_key(574), "black")
assert_equal(black_or_white_key(575), "white")
assert_equal(black_or_white_key(576), "black")
assert_equal(black_or_white_key(577), "white")
assert_equal(black_or_white_key(578), "black")
assert_equal(black_or_white_key(579), "white")
assert_equal(black_or_white_key(580), "white")
assert_equal(black_or_white_key(581), "black")
assert_equal(black_or_white_key(582), "white")
assert_equal(black_or_white_key(583), "black")
assert_equal(black_or_white_key(584), "white")
assert_equal(black_or_white_key(585), "white")
assert_equal(black_or_white_key(586), "black")
assert_equal(black_or_white_key(587), "white")
assert_equal(black_or_white_key(588), "black")
assert_equal(black_or_white_key(589), "white")
assert_equal(black_or_white_key(590), "black")
assert_equal(black_or_white_key(591), "white")
assert_equal(black_or_white_key(592), "white")
assert_equal(black_or_white_key(593), "black")
assert_equal(black_or_white_key(594), "white")
assert_equal(black_or_white_key(595), "black")
assert_equal(black_or_white_key(596), "white")
assert_equal(black_or_white_key(597), "white")
assert_equal(black_or_white_key(598), "black")
assert_equal(black_or_white_key(599), "white")
assert_equal(black_or_white_key(600), "black")
assert_equal(black_or_white_key(601), "white")
assert_equal(black_or_white_key(602), "black")
assert_equal(black_or_white_key(603), "white")
assert_equal(black_or_white_key(604), "white")
assert_equal(black_or_white_key(605), "black")
assert_equal(black_or_white_key(606), "white")
assert_equal(black_or_white_key(607), "black")
assert_equal(black_or_white_key(608), "white")
assert_equal(black_or_white_key(609), "white")
assert_equal(black_or_white_key(610), "black")
assert_equal(black_or_white_key(611), "white")
assert_equal(black_or_white_key(612), "black")
assert_equal(black_or_white_key(613), "white")
assert_equal(black_or_white_key(614), "black")
assert_equal(black_or_white_key(615), "white")
assert_equal(black_or_white_key(616), "white")
assert_equal(black_or_white_key(617), "white")
assert_equal(black_or_white_key(618), "black")
assert_equal(black_or_white_key(619), "white")
assert_equal(black_or_white_key(620), "white")
assert_equal(black_or_white_key(621), "black")
assert_equal(black_or_white_key(622), "white")
assert_equal(black_or_white_key(623), "black")
assert_equal(black_or_white_key(624), "white")
assert_equal(black_or_white_key(625), "white")
assert_equal(black_or_white_key(626), "black")
assert_equal(black_or_white_key(627), "white")
assert_equal(black_or_white_key(628), "black")
assert_equal(black_or_white_key(629), "white")
assert_equal(black_or_white_key(630), "black")
assert_equal(black_or_white_key(631), "white")
assert_equal(black_or_white_key(632), "white")
assert_equal(black_or_white_key(633), "black")
assert_equal(black_or_white_key(634), "white")
assert_equal(black_or_white_key(635), "black")
assert_equal(black_or_white_key(636), "white")
assert_equal(black_or_white_key(637), "white")
assert_equal(black_or_white_key(638), "black")
assert_equal(black_or_white_key(639), "white")
assert_equal(black_or_white_key(640), "black")
assert_equal(black_or_white_key(641), "white")
assert_equal(black_or_white_key(642), "black")
assert_equal(black_or_white_key(643), "white")
assert_equal(black_or_white_key(644), "white")
assert_equal(black_or_white_key(645), "black")
assert_equal(black_or_white_key(646), "white")
assert_equal(black_or_white_key(647), "black")
assert_equal(black_or_white_key(648), "white")
assert_equal(black_or_white_key(649), "white")
assert_equal(black_or_white_key(650), "black")
assert_equal(black_or_white_key(651), "white")
assert_equal(black_or_white_key(652), "black")
assert_equal(black_or_white_key(653), "white")
assert_equal(black_or_white_key(654), "black")
assert_equal(black_or_white_key(655), "white")
assert_equal(black_or_white_key(656), "white")
assert_equal(black_or_white_key(657), "black")
assert_equal(black_or_white_key(658), "white")
assert_equal(black_or_white_key(659), "black")
assert_equal(black_or_white_key(660), "white")
assert_equal(black_or_white_key(661), "white")
assert_equal(black_or_white_key(662), "black")
assert_equal(black_or_white_key(663), "white")
assert_equal(black_or_white_key(664), "black")
assert_equal(black_or_white_key(665), "white")
assert_equal(black_or_white_key(666), "black")
assert_equal(black_or_white_key(667), "white")
assert_equal(black_or_white_key(668), "white")
assert_equal(black_or_white_key(669), "black")
assert_equal(black_or_white_key(670), "white")
assert_equal(black_or_white_key(671), "black")
assert_equal(black_or_white_key(672), "white")
assert_equal(black_or_white_key(673), "white")
assert_equal(black_or_white_key(674), "black")
assert_equal(black_or_white_key(675), "white")
assert_equal(black_or_white_key(676), "black")
assert_equal(black_or_white_key(677), "white")
assert_equal(black_or_white_key(678), "black")
assert_equal(black_or_white_key(679), "white")
assert_equal(black_or_white_key(680), "white")
assert_equal(black_or_white_key(681), "black")
assert_equal(black_or_white_key(682), "white")
assert_equal(black_or_white_key(683), "black")
assert_equal(black_or_white_key(684), "white")
assert_equal(black_or_white_key(685), "white")
assert_equal(black_or_white_key(686), "black")
assert_equal(black_or_white_key(687), "white")
assert_equal(black_or_white_key(688), "black")
assert_equal(black_or_white_key(689), "white")
assert_equal(black_or_white_key(690), "black")
assert_equal(black_or_white_key(691), "white")
assert_equal(black_or_white_key(692), "white")
assert_equal(black_or_white_key(693), "black")
assert_equal(black_or_white_key(694), "white")
assert_equal(black_or_white_key(695), "black")
assert_equal(black_or_white_key(696), "white")
assert_equal(black_or_white_key(697), "white")
assert_equal(black_or_white_key(698), "black")
assert_equal(black_or_white_key(699), "white")
assert_equal(black_or_white_key(700), "black")
assert_equal(black_or_white_key(701), "white")
assert_equal(black_or_white_key(702), "black")
assert_equal(black_or_white_key(703), "white")
assert_equal(black_or_white_key(704), "white")
assert_equal(black_or_white_key(705), "white")
assert_equal(black_or_white_key(706), "black")
assert_equal(black_or_white_key(707), "white")
assert_equal(black_or_white_key(708), "white")
assert_equal(black_or_white_key(709), "black")
assert_equal(black_or_white_key(710), "white")
assert_equal(black_or_white_key(711), "black")
assert_equal(black_or_white_key(712), "white")
assert_equal(black_or_white_key(713), "white")
assert_equal(black_or_white_key(714), "black")
assert_equal(black_or_white_key(715), "white")
assert_equal(black_or_white_key(716), "black")
assert_equal(black_or_white_key(717), "white")
assert_equal(black_or_white_key(718), "black")
assert_equal(black_or_white_key(719), "white")
assert_equal(black_or_white_key(720), "white")
assert_equal(black_or_white_key(721), "black")
assert_equal(black_or_white_key(722), "white")
assert_equal(black_or_white_key(723), "black")
assert_equal(black_or_white_key(724), "white")
assert_equal(black_or_white_key(725), "white")
assert_equal(black_or_white_key(726), "black")
assert_equal(black_or_white_key(727), "white")
assert_equal(black_or_white_key(728), "black")
assert_equal(black_or_white_key(729), "white")
assert_equal(black_or_white_key(730), "black")
assert_equal(black_or_white_key(731), "white")
assert_equal(black_or_white_key(732), "white")
assert_equal(black_or_white_key(733), "black")
assert_equal(black_or_white_key(734), "white")
assert_equal(black_or_white_key(735), "black")
assert_equal(black_or_white_key(736), "white")
assert_equal(black_or_white_key(737), "white")
assert_equal(black_or_white_key(738), "black")
assert_equal(black_or_white_key(739), "white")
assert_equal(black_or_white_key(740), "black")
assert_equal(black_or_white_key(741), "white")
assert_equal(black_or_white_key(742), "black")
assert_equal(black_or_white_key(743), "white")
assert_equal(black_or_white_key(744), "white")
assert_equal(black_or_white_key(745), "black")
assert_equal(black_or_white_key(746), "white")
assert_equal(black_or_white_key(747), "black")
assert_equal(black_or_white_key(748), "white")
assert_equal(black_or_white_key(749), "white")
assert_equal(black_or_white_key(750), "black")
assert_equal(black_or_white_key(751), "white")
assert_equal(black_or_white_key(752), "black")
assert_equal(black_or_white_key(753), "white")
assert_equal(black_or_white_key(754), "black")
assert_equal(black_or_white_key(755), "white")
assert_equal(black_or_white_key(756), "white")
assert_equal(black_or_white_key(757), "black")
assert_equal(black_or_white_key(758), "white")
assert_equal(black_or_white_key(759), "black")
assert_equal(black_or_white_key(760), "white")
assert_equal(black_or_white_key(761), "white")
assert_equal(black_or_white_key(762), "black")
assert_equal(black_or_white_key(763), "white")
assert_equal(black_or_white_key(764), "black")
assert_equal(black_or_white_key(765), "white")
assert_equal(black_or_white_key(766), "black")
assert_equal(black_or_white_key(767), "white")
assert_equal(black_or_white_key(768), "white")
assert_equal(black_or_white_key(769), "black")
assert_equal(black_or_white_key(770), "white")
assert_equal(black_or_white_key(771), "black")
assert_equal(black_or_white_key(772), "white")
assert_equal(black_or_white_key(773), "white")
assert_equal(black_or_white_key(774), "black")
assert_equal(black_or_white_key(775), "white")
assert_equal(black_or_white_key(776), "black")
assert_equal(black_or_white_key(777), "white")
assert_equal(black_or_white_key(778), "black")
assert_equal(black_or_white_key(779), "white")
assert_equal(black_or_white_key(780), "white")
assert_equal(black_or_white_key(781), "black")
assert_equal(black_or_white_key(782), "white")
assert_equal(black_or_white_key(783), "black")
assert_equal(black_or_white_key(784), "white")
assert_equal(black_or_white_key(785), "white")
assert_equal(black_or_white_key(786), "black")
assert_equal(black_or_white_key(787), "white")
assert_equal(black_or_white_key(788), "black")
assert_equal(black_or_white_key(789), "white")
assert_equal(black_or_white_key(790), "black")
assert_equal(black_or_white_key(791), "white")
assert_equal(black_or_white_key(792), "white")
assert_equal(black_or_white_key(793), "white")
assert_equal(black_or_white_key(794), "black")
assert_equal(black_or_white_key(795), "white")
assert_equal(black_or_white_key(796), "white")
assert_equal(black_or_white_key(797), "black")
assert_equal(black_or_white_key(798), "white")
assert_equal(black_or_white_key(799), "black")
assert_equal(black_or_white_key(800), "white")
assert_equal(black_or_white_key(801), "white")
assert_equal(black_or_white_key(802), "black")
assert_equal(black_or_white_key(803), "white")
assert_equal(black_or_white_key(804), "black")
assert_equal(black_or_white_key(805), "white")
assert_equal(black_or_white_key(806), "black")
assert_equal(black_or_white_key(807), "white")
assert_equal(black_or_white_key(808), "white")
assert_equal(black_or_white_key(809), "black")
assert_equal(black_or_white_key(810), "white")
assert_equal(black_or_white_key(811), "black")
assert_equal(black_or_white_key(812), "white")
assert_equal(black_or_white_key(813), "white")
assert_equal(black_or_white_key(814), "black")
assert_equal(black_or_white_key(815), "white")
assert_equal(black_or_white_key(816), "black")
assert_equal(black_or_white_key(817), "white")
assert_equal(black_or_white_key(818), "black")
assert_equal(black_or_white_key(819), "white")
assert_equal(black_or_white_key(820), "white")
assert_equal(black_or_white_key(821), "black")
assert_equal(black_or_white_key(822), "white")
assert_equal(black_or_white_key(823), "black")
assert_equal(black_or_white_key(824), "white")
assert_equal(black_or_white_key(825), "white")
assert_equal(black_or_white_key(826), "black")
assert_equal(black_or_white_key(827), "white")
assert_equal(black_or_white_key(828), "black")
assert_equal(black_or_white_key(829), "white")
assert_equal(black_or_white_key(830), "black")
assert_equal(black_or_white_key(831), "white")
assert_equal(black_or_white_key(832), "white")
assert_equal(black_or_white_key(833), "black")
assert_equal(black_or_white_key(834), "white")
assert_equal(black_or_white_key(835), "black")
assert_equal(black_or_white_key(836), "white")
assert_equal(black_or_white_key(837), "white")
assert_equal(black_or_white_key(838), "black")
assert_equal(black_or_white_key(839), "white")
assert_equal(black_or_white_key(840), "black")
assert_equal(black_or_white_key(841), "white")
assert_equal(black_or_white_key(842), "black")
assert_equal(black_or_white_key(843), "white")
assert_equal(black_or_white_key(844), "white")
assert_equal(black_or_white_key(845), "black")
assert_equal(black_or_white_key(846), "white")
assert_equal(black_or_white_key(847), "black")
assert_equal(black_or_white_key(848), "white")
assert_equal(black_or_white_key(849), "white")
assert_equal(black_or_white_key(850), "black")
assert_equal(black_or_white_key(851), "white")
assert_equal(black_or_white_key(852), "black")
assert_equal(black_or_white_key(853), "white")
assert_equal(black_or_white_key(854), "black")
assert_equal(black_or_white_key(855), "white")
assert_equal(black_or_white_key(856), "white")
assert_equal(black_or_white_key(857), "black")
assert_equal(black_or_white_key(858), "white")
assert_equal(black_or_white_key(859), "black")
assert_equal(black_or_white_key(860), "white")
assert_equal(black_or_white_key(861), "white")
assert_equal(black_or_white_key(862), "black")
assert_equal(black_or_white_key(863), "white")
assert_equal(black_or_white_key(864), "black")
assert_equal(black_or_white_key(865), "white")
assert_equal(black_or_white_key(866), "black")
assert_equal(black_or_white_key(867), "white")
assert_equal(black_or_white_key(868), "white")
assert_equal(black_or_white_key(869), "black")
assert_equal(black_or_white_key(870), "white")
assert_equal(black_or_white_key(871), "black")
assert_equal(black_or_white_key(872), "white")
assert_equal(black_or_white_key(873), "white")
assert_equal(black_or_white_key(874), "black")
assert_equal(black_or_white_key(875), "white")
assert_equal(black_or_white_key(876), "black")
assert_equal(black_or_white_key(877), "white")
assert_equal(black_or_white_key(878), "black")
assert_equal(black_or_white_key(879), "white")
assert_equal(black_or_white_key(880), "white")
assert_equal(black_or_white_key(881), "white")
assert_equal(black_or_white_key(882), "black")
assert_equal(black_or_white_key(883), "white")
assert_equal(black_or_white_key(884), "white")
assert_equal(black_or_white_key(885), "black")
assert_equal(black_or_white_key(886), "white")
assert_equal(black_or_white_key(887), "black")
assert_equal(black_or_white_key(888), "white")
assert_equal(black_or_white_key(889), "white")
assert_equal(black_or_white_key(890), "black")
assert_equal(black_or_white_key(891), "white")
assert_equal(black_or_white_key(892), "black")
assert_equal(black_or_white_key(893), "white")
assert_equal(black_or_white_key(894), "black")
assert_equal(black_or_white_key(895), "white")
assert_equal(black_or_white_key(896), "white")
assert_equal(black_or_white_key(897), "black")
assert_equal(black_or_white_key(898), "white")
assert_equal(black_or_white_key(899), "black")
assert_equal(black_or_white_key(900), "white")
assert_equal(black_or_white_key(901), "white")
assert_equal(black_or_white_key(902), "black")
assert_equal(black_or_white_key(903), "white")
assert_equal(black_or_white_key(904), "black")
assert_equal(black_or_white_key(905), "white")
assert_equal(black_or_white_key(906), "black")
assert_equal(black_or_white_key(907), "white")
assert_equal(black_or_white_key(908), "white")
assert_equal(black_or_white_key(909), "black")
assert_equal(black_or_white_key(910), "white")
assert_equal(black_or_white_key(911), "black")
assert_equal(black_or_white_key(912), "white")
assert_equal(black_or_white_key(913), "white")
assert_equal(black_or_white_key(914), "black")
assert_equal(black_or_white_key(915), "white")
assert_equal(black_or_white_key(916), "black")
assert_equal(black_or_white_key(917), "white")
assert_equal(black_or_white_key(918), "black")
assert_equal(black_or_white_key(919), "white")
assert_equal(black_or_white_key(920), "white")
assert_equal(black_or_white_key(921), "black")
assert_equal(black_or_white_key(922), "white")
assert_equal(black_or_white_key(923), "black")
assert_equal(black_or_white_key(924), "white")
assert_equal(black_or_white_key(925), "white")
assert_equal(black_or_white_key(926), "black")
assert_equal(black_or_white_key(927), "white")
assert_equal(black_or_white_key(928), "black")
assert_equal(black_or_white_key(929), "white")
assert_equal(black_or_white_key(930), "black")
assert_equal(black_or_white_key(931), "white")
assert_equal(black_or_white_key(932), "white")
assert_equal(black_or_white_key(933), "black")
assert_equal(black_or_white_key(934), "white")
assert_equal(black_or_white_key(935), "black")
assert_equal(black_or_white_key(936), "white")
assert_equal(black_or_white_key(937), "white")
assert_equal(black_or_white_key(938), "black")
assert_equal(black_or_white_key(939), "white")
assert_equal(black_or_white_key(940), "black")
assert_equal(black_or_white_key(941), "white")
assert_equal(black_or_white_key(942), "black")
assert_equal(black_or_white_key(943), "white")
assert_equal(black_or_white_key(944), "white")
assert_equal(black_or_white_key(945), "black")
assert_equal(black_or_white_key(946), "white")
assert_equal(black_or_white_key(947), "black")
assert_equal(black_or_white_key(948), "white")
assert_equal(black_or_white_key(949), "white")
assert_equal(black_or_white_key(950), "black")
assert_equal(black_or_white_key(951), "white")
assert_equal(black_or_white_key(952), "black")
assert_equal(black_or_white_key(953), "white")
assert_equal(black_or_white_key(954), "black")
assert_equal(black_or_white_key(955), "white")
assert_equal(black_or_white_key(956), "white")
assert_equal(black_or_white_key(957), "black")
assert_equal(black_or_white_key(958), "white")
assert_equal(black_or_white_key(959), "black")
assert_equal(black_or_white_key(960), "white")
assert_equal(black_or_white_key(961), "white")
assert_equal(black_or_white_key(962), "black")
assert_equal(black_or_white_key(963), "white")
assert_equal(black_or_white_key(964), "black")
assert_equal(black_or_white_key(965), "white")
assert_equal(black_or_white_key(966), "black")
assert_equal(black_or_white_key(967), "white")
assert_equal(black_or_white_key(968), "white")
assert_equal(black_or_white_key(969), "white")
assert_equal(black_or_white_key(970), "black")
assert_equal(black_or_white_key(971), "white")
assert_equal(black_or_white_key(972), "white")
assert_equal(black_or_white_key(973), "black")
assert_equal(black_or_white_key(974), "white")
assert_equal(black_or_white_key(975), "black")
assert_equal(black_or_white_key(976), "white")
assert_equal(black_or_white_key(977), "white")
assert_equal(black_or_white_key(978), "black")
assert_equal(black_or_white_key(979), "white")
assert_equal(black_or_white_key(980), "black")
assert_equal(black_or_white_key(981), "white")
assert_equal(black_or_white_key(982), "black")
assert_equal(black_or_white_key(983), "white")
assert_equal(black_or_white_key(984), "white")
assert_equal(black_or_white_key(985), "black")
assert_equal(black_or_white_key(986), "white")
assert_equal(black_or_white_key(987), "black")
assert_equal(black_or_white_key(988), "white")
assert_equal(black_or_white_key(989), "white")
assert_equal(black_or_white_key(990), "black")
assert_equal(black_or_white_key(991), "white")
assert_equal(black_or_white_key(992), "black")
assert_equal(black_or_white_key(993), "white")
assert_equal(black_or_white_key(994), "black")
assert_equal(black_or_white_key(995), "white")
assert_equal(black_or_white_key(996), "white")
assert_equal(black_or_white_key(997), "black")
assert_equal(black_or_white_key(998), "white")
assert_equal(black_or_white_key(999), "black")
assert_equal(black_or_white_key(1000), "white")
assert_equal(black_or_white_key(1001), "white")
assert_equal(black_or_white_key(1002), "black")
assert_equal(black_or_white_key(1003), "white")
assert_equal(black_or_white_key(1004), "black")
assert_equal(black_or_white_key(1005), "white")
assert_equal(black_or_white_key(1006), "black")
assert_equal(black_or_white_key(1007), "white")
assert_equal(black_or_white_key(1008), "white")
assert_equal(black_or_white_key(1009), "black")
assert_equal(black_or_white_key(1010), "white")
assert_equal(black_or_white_key(1011), "black")
assert_equal(black_or_white_key(1012), "white")
assert_equal(black_or_white_key(1013), "white")
assert_equal(black_or_white_key(1014), "black")
assert_equal(black_or_white_key(1015), "white")
assert_equal(black_or_white_key(1016), "black")
assert_equal(black_or_white_key(1017), "white")
assert_equal(black_or_white_key(1018), "black")
assert_equal(black_or_white_key(1019), "white")
assert_equal(black_or_white_key(1020), "white")
assert_equal(black_or_white_key(1021), "black")
assert_equal(black_or_white_key(1022), "white")
assert_equal(black_or_white_key(1023), "black")
assert_equal(black_or_white_key(1024), "white")
assert_equal(black_or_white_key(1025), "white")
assert_equal(black_or_white_key(1026), "black")
assert_equal(black_or_white_key(1027), "white")
assert_equal(black_or_white_key(1028), "black")
assert_equal(black_or_white_key(1029), "white")
assert_equal(black_or_white_key(1030), "black")
assert_equal(black_or_white_key(1031), "white")
assert_equal(black_or_white_key(1032), "white")
assert_equal(black_or_white_key(1033), "black")
assert_equal(black_or_white_key(1034), "white")
assert_equal(black_or_white_key(1035), "black")
assert_equal(black_or_white_key(1036), "white")
assert_equal(black_or_white_key(1037), "white")
assert_equal(black_or_white_key(1038), "black")
assert_equal(black_or_white_key(1039), "white")
assert_equal(black_or_white_key(1040), "black")
assert_equal(black_or_white_key(1041), "white")
assert_equal(black_or_white_key(1042), "black")
assert_equal(black_or_white_key(1043), "white")
assert_equal(black_or_white_key(1044), "white")
assert_equal(black_or_white_key(1045), "black")
assert_equal(black_or_white_key(1046), "white")
assert_equal(black_or_white_key(1047), "black")
assert_equal(black_or_white_key(1048), "white")
assert_equal(black_or_white_key(1049), "white")
assert_equal(black_or_white_key(1050), "black")
assert_equal(black_or_white_key(1051), "white")
assert_equal(black_or_white_key(1052), "black")
assert_equal(black_or_white_key(1053), "white")
assert_equal(black_or_white_key(1054), "black")
assert_equal(black_or_white_key(1055), "white")
assert_equal(black_or_white_key(1056), "white")
assert_equal(black_or_white_key(1057), "white")
assert_equal(black_or_white_key(1058), "black")
assert_equal(black_or_white_key(1059), "white")
assert_equal(black_or_white_key(1060), "white")
assert_equal(black_or_white_key(1061), "black")
assert_equal(black_or_white_key(1062), "white")
assert_equal(black_or_white_key(1063), "black")
assert_equal(black_or_white_key(1064), "white")
assert_equal(black_or_white_key(1065), "white")
assert_equal(black_or_white_key(1066), "black")
assert_equal(black_or_white_key(1067), "white")
assert_equal(black_or_white_key(1068), "black")
assert_equal(black_or_white_key(1069), "white")
assert_equal(black_or_white_key(1070), "black")
assert_equal(black_or_white_key(1071), "white")
assert_equal(black_or_white_key(1072), "white")
assert_equal(black_or_white_key(1073), "black")
assert_equal(black_or_white_key(1074), "white")
assert_equal(black_or_white_key(1075), "black")
assert_equal(black_or_white_key(1076), "white")
assert_equal(black_or_white_key(1077), "white")
assert_equal(black_or_white_key(1078), "black")
assert_equal(black_or_white_key(1079), "white")
assert_equal(black_or_white_key(1080), "black")
assert_equal(black_or_white_key(1081), "white")
assert_equal(black_or_white_key(1082), "black")
assert_equal(black_or_white_key(1083), "white")
assert_equal(black_or_white_key(1084), "white")
assert_equal(black_or_white_key(1085), "black")
assert_equal(black_or_white_key(1086), "white")
assert_equal(black_or_white_key(1087), "black")
assert_equal(black_or_white_key(1088), "white")
assert_equal(black_or_white_key(1089), "white")
assert_equal(black_or_white_key(1090), "black")
assert_equal(black_or_white_key(1091), "white")
assert_equal(black_or_white_key(1092), "black")
assert_equal(black_or_white_key(1093), "white")
assert_equal(black_or_white_key(1094), "black")
assert_equal(black_or_white_key(1095), "white")
assert_equal(black_or_white_key(1096), "white")
assert_equal(black_or_white_key(1097), "black")
assert_equal(black_or_white_key(1098), "white")
assert_equal(black_or_white_key(1099), "black")
assert_equal(black_or_white_key(1100), "white")
assert_equal(black_or_white_key(1101), "white")
assert_equal(black_or_white_key(1102), "black")
assert_equal(black_or_white_key(1103), "white")
assert_equal(black_or_white_key(1104), "black")
assert_equal(black_or_white_key(1105), "white")
assert_equal(black_or_white_key(1106), "black")
assert_equal(black_or_white_key(1107), "white")
assert_equal(black_or_white_key(1108), "white")
assert_equal(black_or_white_key(1109), "black")
assert_equal(black_or_white_key(1110), "white")
assert_equal(black_or_white_key(1111), "black")
assert_equal(black_or_white_key(1112), "white")
assert_equal(black_or_white_key(1113), "white")
assert_equal(black_or_white_key(1114), "black")
assert_equal(black_or_white_key(1115), "white")
assert_equal(black_or_white_key(1116), "black")
assert_equal(black_or_white_key(1117), "white")
assert_equal(black_or_white_key(1118), "black")
assert_equal(black_or_white_key(1119), "white")
assert_equal(black_or_white_key(1120), "white")
assert_equal(black_or_white_key(1121), "black")
assert_equal(black_or_white_key(1122), "white")
assert_equal(black_or_white_key(1123), "black")
assert_equal(black_or_white_key(1124), "white")
assert_equal(black_or_white_key(1125), "white")
assert_equal(black_or_white_key(1126), "black")
assert_equal(black_or_white_key(1127), "white")
assert_equal(black_or_white_key(1128), "black")
assert_equal(black_or_white_key(1129), "white")
assert_equal(black_or_white_key(1130), "black")
assert_equal(black_or_white_key(1131), "white")
assert_equal(black_or_white_key(1132), "white")
assert_equal(black_or_white_key(1133), "black")
assert_equal(black_or_white_key(1134), "white")
assert_equal(black_or_white_key(1135), "black")
assert_equal(black_or_white_key(1136), "white")
assert_equal(black_or_white_key(1137), "white")
assert_equal(black_or_white_key(1138), "black")
assert_equal(black_or_white_key(1139), "white")
assert_equal(black_or_white_key(1140), "black")
assert_equal(black_or_white_key(1141), "white")
assert_equal(black_or_white_key(1142), "black")
assert_equal(black_or_white_key(1143), "white")
assert_equal(black_or_white_key(1144), "white")
assert_equal(black_or_white_key(1145), "white")
assert_equal(black_or_white_key(1146), "black")
assert_equal(black_or_white_key(1147), "white")
assert_equal(black_or_white_key(1148), "white")
assert_equal(black_or_white_key(1149), "black")
assert_equal(black_or_white_key(1150), "white")
assert_equal(black_or_white_key(1151), "black")
assert_equal(black_or_white_key(1152), "white")
assert_equal(black_or_white_key(1153), "white")
assert_equal(black_or_white_key(1154), "black")
assert_equal(black_or_white_key(1155), "white")
assert_equal(black_or_white_key(1156), "black")
assert_equal(black_or_white_key(1157), "white")
assert_equal(black_or_white_key(1158), "black")
assert_equal(black_or_white_key(1159), "white")
assert_equal(black_or_white_key(1160), "white")
assert_equal(black_or_white_key(1161), "black")
assert_equal(black_or_white_key(1162), "white")
assert_equal(black_or_white_key(1163), "black")
assert_equal(black_or_white_key(1164), "white")
assert_equal(black_or_white_key(1165), "white")
assert_equal(black_or_white_key(1166), "black")
assert_equal(black_or_white_key(1167), "white")
assert_equal(black_or_white_key(1168), "black")
assert_equal(black_or_white_key(1169), "white")
assert_equal(black_or_white_key(1170), "black")
assert_equal(black_or_white_key(1171), "white")
assert_equal(black_or_white_key(1172), "white")
assert_equal(black_or_white_key(1173), "black")
assert_equal(black_or_white_key(1174), "white")
assert_equal(black_or_white_key(1175), "black")
assert_equal(black_or_white_key(1176), "white")
assert_equal(black_or_white_key(1177), "white")
assert_equal(black_or_white_key(1178), "black")
assert_equal(black_or_white_key(1179), "white")
assert_equal(black_or_white_key(1180), "black")
assert_equal(black_or_white_key(1181), "white")
assert_equal(black_or_white_key(1182), "black")
assert_equal(black_or_white_key(1183), "white")
assert_equal(black_or_white_key(1184), "white")
assert_equal(black_or_white_key(1185), "black")
assert_equal(black_or_white_key(1186), "white")
assert_equal(black_or_white_key(1187), "black")
assert_equal(black_or_white_key(1188), "white")
assert_equal(black_or_white_key(1189), "white")
assert_equal(black_or_white_key(1190), "black")
assert_equal(black_or_white_key(1191), "white")
assert_equal(black_or_white_key(1192), "black")
assert_equal(black_or_white_key(1193), "white")
assert_equal(black_or_white_key(1194), "black")
assert_equal(black_or_white_key(1195), "white")
assert_equal(black_or_white_key(1196), "white")
assert_equal(black_or_white_key(1197), "black")
assert_equal(black_or_white_key(1198), "white")
assert_equal(black_or_white_key(1199), "black")
assert_equal(black_or_white_key(1200), "white")
assert_equal(black_or_white_key(1201), "white")
assert_equal(black_or_white_key(1202), "black")
assert_equal(black_or_white_key(1203), "white")
assert_equal(black_or_white_key(1204), "black")
assert_equal(black_or_white_key(1205), "white")
assert_equal(black_or_white_key(1206), "black")
assert_equal(black_or_white_key(1207), "white")
assert_equal(black_or_white_key(1208), "white")
assert_equal(black_or_white_key(1209), "black")
assert_equal(black_or_white_key(1210), "white")
assert_equal(black_or_white_key(1211), "black")
assert_equal(black_or_white_key(1212), "white")
assert_equal(black_or_white_key(1213), "white")
assert_equal(black_or_white_key(1214), "black")
assert_equal(black_or_white_key(1215), "white")
assert_equal(black_or_white_key(1216), "black")
assert_equal(black_or_white_key(1217), "white")
assert_equal(black_or_white_key(1218), "black")
assert_equal(black_or_white_key(1219), "white")
assert_equal(black_or_white_key(1220), "white")
assert_equal(black_or_white_key(1221), "black")
assert_equal(black_or_white_key(1222), "white")
assert_equal(black_or_white_key(1223), "black")
assert_equal(black_or_white_key(1224), "white")
assert_equal(black_or_white_key(1225), "white")
assert_equal(black_or_white_key(1226), "black")
assert_equal(black_or_white_key(1227), "white")
assert_equal(black_or_white_key(1228), "black")
assert_equal(black_or_white_key(1229), "white")
assert_equal(black_or_white_key(1230), "black")
assert_equal(black_or_white_key(1231), "white")
assert_equal(black_or_white_key(1232), "white")
assert_equal(black_or_white_key(1233), "white")
assert_equal(black_or_white_key(1234), "black")
assert_equal(black_or_white_key(1235), "white")
assert_equal(black_or_white_key(1236), "white")
assert_equal(black_or_white_key(1237), "black")
assert_equal(black_or_white_key(1238), "white")
assert_equal(black_or_white_key(1239), "black")
assert_equal(black_or_white_key(1240), "white")
assert_equal(black_or_white_key(1241), "white")
assert_equal(black_or_white_key(1242), "black")
assert_equal(black_or_white_key(1243), "white")
assert_equal(black_or_white_key(1244), "black")
assert_equal(black_or_white_key(1245), "white")
assert_equal(black_or_white_key(1246), "black")
assert_equal(black_or_white_key(1247), "white")
assert_equal(black_or_white_key(1248), "white")
assert_equal(black_or_white_key(1249), "black")
assert_equal(black_or_white_key(1250), "white")
assert_equal(black_or_white_key(1251), "black")
assert_equal(black_or_white_key(1252), "white")
assert_equal(black_or_white_key(1253), "white")
assert_equal(black_or_white_key(1254), "black")
assert_equal(black_or_white_key(1255), "white")
assert_equal(black_or_white_key(1256), "black")
assert_equal(black_or_white_key(1257), "white")
assert_equal(black_or_white_key(1258), "black")
assert_equal(black_or_white_key(1259), "white")
assert_equal(black_or_white_key(1260), "white")
assert_equal(black_or_white_key(1261), "black")
assert_equal(black_or_white_key(1262), "white")
assert_equal(black_or_white_key(1263), "black")
assert_equal(black_or_white_key(1264), "white")
assert_equal(black_or_white_key(1265), "white")
assert_equal(black_or_white_key(1266), "black")
assert_equal(black_or_white_key(1267), "white")
assert_equal(black_or_white_key(1268), "black")
assert_equal(black_or_white_key(1269), "white")
assert_equal(black_or_white_key(1270), "black")
assert_equal(black_or_white_key(1271), "white")
assert_equal(black_or_white_key(1272), "white")
assert_equal(black_or_white_key(1273), "black")
assert_equal(black_or_white_key(1274), "white")
assert_equal(black_or_white_key(1275), "black")
assert_equal(black_or_white_key(1276), "white")
assert_equal(black_or_white_key(1277), "white")
assert_equal(black_or_white_key(1278), "black")
assert_equal(black_or_white_key(1279), "white")
assert_equal(black_or_white_key(1280), "black")
assert_equal(black_or_white_key(1281), "white")
assert_equal(black_or_white_key(1282), "black")
assert_equal(black_or_white_key(1283), "white")
assert_equal(black_or_white_key(1284), "white")
assert_equal(black_or_white_key(1285), "black")
assert_equal(black_or_white_key(1286), "white")
assert_equal(black_or_white_key(1287), "black")
assert_equal(black_or_white_key(1288), "white")
assert_equal(black_or_white_key(1289), "white")
assert_equal(black_or_white_key(1290), "black")
assert_equal(black_or_white_key(1291), "white")
assert_equal(black_or_white_key(1292), "black")
assert_equal(black_or_white_key(1293), "white")
assert_equal(black_or_white_key(1294), "black")
assert_equal(black_or_white_key(1295), "white")
assert_equal(black_or_white_key(1296), "white")
assert_equal(black_or_white_key(1297), "black")
assert_equal(black_or_white_key(1298), "white")
assert_equal(black_or_white_key(1299), "black")
assert_equal(black_or_white_key(1300), "white")
assert_equal(black_or_white_key(1301), "white")
assert_equal(black_or_white_key(1302), "black")
assert_equal(black_or_white_key(1303), "white")
assert_equal(black_or_white_key(1304), "black")
assert_equal(black_or_white_key(1305), "white")
assert_equal(black_or_white_key(1306), "black")
assert_equal(black_or_white_key(1307), "white")
assert_equal(black_or_white_key(1308), "white")
assert_equal(black_or_white_key(1309), "black")
assert_equal(black_or_white_key(1310), "white")
assert_equal(black_or_white_key(1311), "black")
assert_equal(black_or_white_key(1312), "white")
assert_equal(black_or_white_key(1313), "white")
assert_equal(black_or_white_key(1314), "black")
assert_equal(black_or_white_key(1315), "white")
assert_equal(black_or_white_key(1316), "black")
assert_equal(black_or_white_key(1317), "white")
assert_equal(black_or_white_key(1318), "black")
assert_equal(black_or_white_key(1319), "white")
assert_equal(black_or_white_key(1320), "white")
assert_equal(black_or_white_key(1321), "white")
assert_equal(black_or_white_key(1322), "black")
assert_equal(black_or_white_key(1323), "white")
assert_equal(black_or_white_key(1324), "white")
assert_equal(black_or_white_key(1325), "black")
assert_equal(black_or_white_key(1326), "white")
assert_equal(black_or_white_key(1327), "black")
assert_equal(black_or_white_key(1328), "white")
assert_equal(black_or_white_key(1329), "white")
assert_equal(black_or_white_key(1330), "black")
assert_equal(black_or_white_key(1331), "white")
assert_equal(black_or_white_key(1332), "black")
assert_equal(black_or_white_key(1333), "white")
assert_equal(black_or_white_key(1334), "black")
assert_equal(black_or_white_key(1335), "white")
assert_equal(black_or_white_key(1336), "white")
assert_equal(black_or_white_key(1337), "black")
assert_equal(black_or_white_key(1338), "white")
assert_equal(black_or_white_key(1339), "black")
assert_equal(black_or_white_key(1340), "white")
assert_equal(black_or_white_key(1341), "white")
assert_equal(black_or_white_key(1342), "black")
assert_equal(black_or_white_key(1343), "white")
assert_equal(black_or_white_key(1344), "black")
assert_equal(black_or_white_key(1345), "white")
assert_equal(black_or_white_key(1346), "black")
assert_equal(black_or_white_key(1347), "white")
assert_equal(black_or_white_key(1348), "white")
assert_equal(black_or_white_key(1349), "black")
assert_equal(black_or_white_key(1350), "white")
assert_equal(black_or_white_key(1351), "black")
assert_equal(black_or_white_key(1352), "white")
assert_equal(black_or_white_key(1353), "white")
assert_equal(black_or_white_key(1354), "black")
assert_equal(black_or_white_key(1355), "white")
assert_equal(black_or_white_key(1356), "black")
assert_equal(black_or_white_key(1357), "white")
assert_equal(black_or_white_key(1358), "black")
assert_equal(black_or_white_key(1359), "white")
assert_equal(black_or_white_key(1360), "white")
assert_equal(black_or_white_key(1361), "black")
assert_equal(black_or_white_key(1362), "white")
assert_equal(black_or_white_key(1363), "black")
assert_equal(black_or_white_key(1364), "white")
assert_equal(black_or_white_key(1365), "white")
assert_equal(black_or_white_key(1366), "black")
assert_equal(black_or_white_key(1367), "white")
assert_equal(black_or_white_key(1368), "black")
assert_equal(black_or_white_key(1369), "white")
assert_equal(black_or_white_key(1370), "black")
assert_equal(black_or_white_key(1371), "white")
assert_equal(black_or_white_key(1372), "white")
assert_equal(black_or_white_key(1373), "black")
assert_equal(black_or_white_key(1374), "white")
assert_equal(black_or_white_key(1375), "black")
assert_equal(black_or_white_key(1376), "white")
assert_equal(black_or_white_key(1377), "white")
assert_equal(black_or_white_key(1378), "black")
assert_equal(black_or_white_key(1379), "white")
assert_equal(black_or_white_key(1380), "black")
assert_equal(black_or_white_key(1381), "white")
assert_equal(black_or_white_key(1382), "black")
assert_equal(black_or_white_key(1383), "white")
assert_equal(black_or_white_key(1384), "white")
assert_equal(black_or_white_key(1385), "black")
assert_equal(black_or_white_key(1386), "white")
assert_equal(black_or_white_key(1387), "black")
assert_equal(black_or_white_key(1388), "white")
assert_equal(black_or_white_key(1389), "white")
assert_equal(black_or_white_key(1390), "black")
assert_equal(black_or_white_key(1391), "white")
assert_equal(black_or_white_key(1392), "black")
assert_equal(black_or_white_key(1393), "white")
assert_equal(black_or_white_key(1394), "black")
assert_equal(black_or_white_key(1395), "white")
assert_equal(black_or_white_key(1396), "white")
assert_equal(black_or_white_key(1397), "black")
assert_equal(black_or_white_key(1398), "white")
assert_equal(black_or_white_key(1399), "black")
assert_equal(black_or_white_key(1400), "white")
assert_equal(black_or_white_key(1401), "white")
assert_equal(black_or_white_key(1402), "black")
assert_equal(black_or_white_key(1403), "white")
assert_equal(black_or_white_key(1404), "black")
assert_equal(black_or_white_key(1405), "white")
assert_equal(black_or_white_key(1406), "black")
assert_equal(black_or_white_key(1407), "white")
assert_equal(black_or_white_key(1408), "white")
assert_equal(black_or_white_key(1409), "white")
assert_equal(black_or_white_key(1410), "black")
assert_equal(black_or_white_key(1411), "white")
assert_equal(black_or_white_key(1412), "white")
assert_equal(black_or_white_key(1413), "black")
assert_equal(black_or_white_key(1414), "white")
assert_equal(black_or_white_key(1415), "black")
assert_equal(black_or_white_key(1416), "white")
assert_equal(black_or_white_key(1417), "white")
assert_equal(black_or_white_key(1418), "black")
assert_equal(black_or_white_key(1419), "white")
assert_equal(black_or_white_key(1420), "black")
assert_equal(black_or_white_key(1421), "white")
assert_equal(black_or_white_key(1422), "black")
assert_equal(black_or_white_key(1423), "white")
assert_equal(black_or_white_key(1424), "white")
assert_equal(black_or_white_key(1425), "black")
assert_equal(black_or_white_key(1426), "white")
assert_equal(black_or_white_key(1427), "black")
assert_equal(black_or_white_key(1428), "white")
assert_equal(black_or_white_key(1429), "white")
assert_equal(black_or_white_key(1430), "black")
assert_equal(black_or_white_key(1431), "white")
assert_equal(black_or_white_key(1432), "black")
assert_equal(black_or_white_key(1433), "white")
assert_equal(black_or_white_key(1434), "black")
assert_equal(black_or_white_key(1435), "white")
assert_equal(black_or_white_key(1436), "white")
assert_equal(black_or_white_key(1437), "black")
assert_equal(black_or_white_key(1438), "white")
assert_equal(black_or_white_key(1439), "black")
assert_equal(black_or_white_key(1440), "white")
assert_equal(black_or_white_key(1441), "white")
assert_equal(black_or_white_key(1442), "black")
assert_equal(black_or_white_key(1443), "white")
assert_equal(black_or_white_key(1444), "black")
assert_equal(black_or_white_key(1445), "white")
assert_equal(black_or_white_key(1446), "black")
assert_equal(black_or_white_key(1447), "white")
assert_equal(black_or_white_key(1448), "white")
assert_equal(black_or_white_key(1449), "black")
assert_equal(black_or_white_key(1450), "white")
assert_equal(black_or_white_key(1451), "black")
assert_equal(black_or_white_key(1452), "white")
assert_equal(black_or_white_key(1453), "white")
assert_equal(black_or_white_key(1454), "black")
assert_equal(black_or_white_key(1455), "white")
assert_equal(black_or_white_key(1456), "black")
assert_equal(black_or_white_key(1457), "white")
assert_equal(black_or_white_key(1458), "black")
assert_equal(black_or_white_key(1459), "white")
assert_equal(black_or_white_key(1460), "white")
assert_equal(black_or_white_key(1461), "black")
assert_equal(black_or_white_key(1462), "white")
assert_equal(black_or_white_key(1463), "black")
assert_equal(black_or_white_key(1464), "white")
assert_equal(black_or_white_key(1465), "white")
assert_equal(black_or_white_key(1466), "black")
assert_equal(black_or_white_key(1467), "white")
assert_equal(black_or_white_key(1468), "black")
assert_equal(black_or_white_key(1469), "white")
assert_equal(black_or_white_key(1470), "black")
assert_equal(black_or_white_key(1471), "white")
assert_equal(black_or_white_key(1472), "white")
assert_equal(black_or_white_key(1473), "black")
assert_equal(black_or_white_key(1474), "white")
assert_equal(black_or_white_key(1475), "black")
assert_equal(black_or_white_key(1476), "white")
assert_equal(black_or_white_key(1477), "white")
assert_equal(black_or_white_key(1478), "black")
assert_equal(black_or_white_key(1479), "white")
assert_equal(black_or_white_key(1480), "black")
assert_equal(black_or_white_key(1481), "white")
assert_equal(black_or_white_key(1482), "black")
assert_equal(black_or_white_key(1483), "white")
assert_equal(black_or_white_key(1484), "white")
assert_equal(black_or_white_key(1485), "black")
assert_equal(black_or_white_key(1486), "white")
assert_equal(black_or_white_key(1487), "black")
assert_equal(black_or_white_key(1488), "white")
assert_equal(black_or_white_key(1489), "white")
assert_equal(black_or_white_key(1490), "black")
assert_equal(black_or_white_key(1491), "white")
assert_equal(black_or_white_key(1492), "black")
assert_equal(black_or_white_key(1493), "white")
assert_equal(black_or_white_key(1494), "black")
assert_equal(black_or_white_key(1495), "white")
assert_equal(black_or_white_key(1496), "white")
assert_equal(black_or_white_key(1497), "white")
assert_equal(black_or_white_key(1498), "black")
assert_equal(black_or_white_key(1499), "white")
assert_equal(black_or_white_key(1500), "white")
assert_equal(black_or_white_key(1501), "black")
assert_equal(black_or_white_key(1502), "white")
assert_equal(black_or_white_key(1503), "black")
assert_equal(black_or_white_key(1504), "white")
assert_equal(black_or_white_key(1505), "white")
assert_equal(black_or_white_key(1506), "black")
assert_equal(black_or_white_key(1507), "white")
assert_equal(black_or_white_key(1508), "black")
assert_equal(black_or_white_key(1509), "white")
assert_equal(black_or_white_key(1510), "black")
assert_equal(black_or_white_key(1511), "white")
assert_equal(black_or_white_key(1512), "white")
assert_equal(black_or_white_key(1513), "black")
assert_equal(black_or_white_key(1514), "white")
assert_equal(black_or_white_key(1515), "black")
assert_equal(black_or_white_key(1516), "white")
assert_equal(black_or_white_key(1517), "white")
assert_equal(black_or_white_key(1518), "black")
assert_equal(black_or_white_key(1519), "white")
assert_equal(black_or_white_key(1520), "black")
assert_equal(black_or_white_key(1521), "white")
assert_equal(black_or_white_key(1522), "black")
assert_equal(black_or_white_key(1523), "white")
assert_equal(black_or_white_key(1524), "white")
assert_equal(black_or_white_key(1525), "black")
assert_equal(black_or_white_key(1526), "white")
assert_equal(black_or_white_key(1527), "black")
assert_equal(black_or_white_key(1528), "white")
assert_equal(black_or_white_key(1529), "white")
assert_equal(black_or_white_key(1530), "black")
assert_equal(black_or_white_key(1531), "white")
assert_equal(black_or_white_key(1532), "black")
assert_equal(black_or_white_key(1533), "white")
assert_equal(black_or_white_key(1534), "black")
assert_equal(black_or_white_key(1535), "white")
assert_equal(black_or_white_key(1536), "white")
assert_equal(black_or_white_key(1537), "black")
assert_equal(black_or_white_key(1538), "white")
assert_equal(black_or_white_key(1539), "black")
assert_equal(black_or_white_key(1540), "white")
assert_equal(black_or_white_key(1541), "white")
assert_equal(black_or_white_key(1542), "black")
assert_equal(black_or_white_key(1543), "white")
assert_equal(black_or_white_key(1544), "black")
assert_equal(black_or_white_key(1545), "white")
assert_equal(black_or_white_key(1546), "black")
assert_equal(black_or_white_key(1547), "white")
assert_equal(black_or_white_key(1548), "white")
assert_equal(black_or_white_key(1549), "black")
assert_equal(black_or_white_key(1550), "white")
assert_equal(black_or_white_key(1551), "black")
assert_equal(black_or_white_key(1552), "white")
assert_equal(black_or_white_key(1553), "white")
assert_equal(black_or_white_key(1554), "black")
assert_equal(black_or_white_key(1555), "white")
assert_equal(black_or_white_key(1556), "black")
assert_equal(black_or_white_key(1557), "white")
assert_equal(black_or_white_key(1558), "black")
assert_equal(black_or_white_key(1559), "white")
assert_equal(black_or_white_key(1560), "white")
assert_equal(black_or_white_key(1561), "black")
assert_equal(black_or_white_key(1562), "white")
assert_equal(black_or_white_key(1563), "black")
assert_equal(black_or_white_key(1564), "white")
assert_equal(black_or_white_key(1565), "white")
assert_equal(black_or_white_key(1566), "black")
assert_equal(black_or_white_key(1567), "white")
assert_equal(black_or_white_key(1568), "black")
assert_equal(black_or_white_key(1569), "white")
assert_equal(black_or_white_key(1570), "black")
assert_equal(black_or_white_key(1571), "white")
assert_equal(black_or_white_key(1572), "white")
assert_equal(black_or_white_key(1573), "black")
assert_equal(black_or_white_key(1574), "white")
assert_equal(black_or_white_key(1575), "black")
assert_equal(black_or_white_key(1576), "white")
assert_equal(black_or_white_key(1577), "white")
assert_equal(black_or_white_key(1578), "black")
assert_equal(black_or_white_key(1579), "white")
assert_equal(black_or_white_key(1580), "black")
assert_equal(black_or_white_key(1581), "white")
assert_equal(black_or_white_key(1582), "black")
assert_equal(black_or_white_key(1583), "white")
assert_equal(black_or_white_key(1584), "white")
assert_equal(black_or_white_key(1585), "white")
assert_equal(black_or_white_key(1586), "black")
assert_equal(black_or_white_key(1587), "white")
assert_equal(black_or_white_key(1588), "white")
assert_equal(black_or_white_key(1589), "black")
assert_equal(black_or_white_key(1590), "white")
assert_equal(black_or_white_key(1591), "black")
assert_equal(black_or_white_key(1592), "white")
assert_equal(black_or_white_key(1593), "white")
assert_equal(black_or_white_key(1594), "black")
assert_equal(black_or_white_key(1595), "white")
assert_equal(black_or_white_key(1596), "black")
assert_equal(black_or_white_key(1597), "white")
assert_equal(black_or_white_key(1598), "black")
assert_equal(black_or_white_key(1599), "white")
assert_equal(black_or_white_key(1600), "white")
assert_equal(black_or_white_key(1601), "black")
assert_equal(black_or_white_key(1602), "white")
assert_equal(black_or_white_key(1603), "black")
assert_equal(black_or_white_key(1604), "white")
assert_equal(black_or_white_key(1605), "white")
assert_equal(black_or_white_key(1606), "black")
assert_equal(black_or_white_key(1607), "white")
assert_equal(black_or_white_key(1608), "black")
assert_equal(black_or_white_key(1609), "white")
assert_equal(black_or_white_key(1610), "black")
assert_equal(black_or_white_key(1611), "white")
assert_equal(black_or_white_key(1612), "white")
assert_equal(black_or_white_key(1613), "black")
assert_equal(black_or_white_key(1614), "white")
assert_equal(black_or_white_key(1615), "black")
assert_equal(black_or_white_key(1616), "white")
assert_equal(black_or_white_key(1617), "white")
assert_equal(black_or_white_key(1618), "black")
assert_equal(black_or_white_key(1619), "white")
assert_equal(black_or_white_key(1620), "black")
assert_equal(black_or_white_key(1621), "white")
assert_equal(black_or_white_key(1622), "black")
assert_equal(black_or_white_key(1623), "white")
assert_equal(black_or_white_key(1624), "white")
assert_equal(black_or_white_key(1625), "black")
assert_equal(black_or_white_key(1626), "white")
assert_equal(black_or_white_key(1627), "black")
assert_equal(black_or_white_key(1628), "white")
assert_equal(black_or_white_key(1629), "white")
assert_equal(black_or_white_key(1630), "black")
assert_equal(black_or_white_key(1631), "white")
assert_equal(black_or_white_key(1632), "black")
assert_equal(black_or_white_key(1633), "white")
assert_equal(black_or_white_key(1634), "black")
assert_equal(black_or_white_key(1635), "white")
assert_equal(black_or_white_key(1636), "white")
assert_equal(black_or_white_key(1637), "black")
assert_equal(black_or_white_key(1638), "white")
assert_equal(black_or_white_key(1639), "black")
assert_equal(black_or_white_key(1640), "white")
assert_equal(black_or_white_key(1641), "white")
assert_equal(black_or_white_key(1642), "black")
assert_equal(black_or_white_key(1643), "white")
assert_equal(black_or_white_key(1644), "black")
assert_equal(black_or_white_key(1645), "white")
assert_equal(black_or_white_key(1646), "black")
assert_equal(black_or_white_key(1647), "white")
assert_equal(black_or_white_key(1648), "white")
assert_equal(black_or_white_key(1649), "black")
assert_equal(black_or_white_key(1650), "white")
assert_equal(black_or_white_key(1651), "black")
assert_equal(black_or_white_key(1652), "white")
assert_equal(black_or_white_key(1653), "white")
assert_equal(black_or_white_key(1654), "black")
assert_equal(black_or_white_key(1655), "white")
assert_equal(black_or_white_key(1656), "black")
assert_equal(black_or_white_key(1657), "white")
assert_equal(black_or_white_key(1658), "black")
assert_equal(black_or_white_key(1659), "white")
assert_equal(black_or_white_key(1660), "white")
assert_equal(black_or_white_key(1661), "black")
assert_equal(black_or_white_key(1662), "white")
assert_equal(black_or_white_key(1663), "black")
assert_equal(black_or_white_key(1664), "white")
assert_equal(black_or_white_key(1665), "white")
assert_equal(black_or_white_key(1666), "black")
assert_equal(black_or_white_key(1667), "white")
assert_equal(black_or_white_key(1668), "black")
assert_equal(black_or_white_key(1669), "white")
assert_equal(black_or_white_key(1670), "black")
assert_equal(black_or_white_key(1671), "white")
assert_equal(black_or_white_key(1672), "white")
assert_equal(black_or_white_key(1673), "white")
assert_equal(black_or_white_key(1674), "black")
assert_equal(black_or_white_key(1675), "white")
assert_equal(black_or_white_key(1676), "white")
assert_equal(black_or_white_key(1677), "black")
assert_equal(black_or_white_key(1678), "white")
assert_equal(black_or_white_key(1679), "black")
assert_equal(black_or_white_key(1680), "white")
assert_equal(black_or_white_key(1681), "white")
assert_equal(black_or_white_key(1682), "black")
assert_equal(black_or_white_key(1683), "white")
assert_equal(black_or_white_key(1684), "black")
assert_equal(black_or_white_key(1685), "white")
assert_equal(black_or_white_key(1686), "black")
assert_equal(black_or_white_key(1687), "white")
assert_equal(black_or_white_key(1688), "white")
assert_equal(black_or_white_key(1689), "black")
assert_equal(black_or_white_key(1690), "white")
assert_equal(black_or_white_key(1691), "black")
assert_equal(black_or_white_key(1692), "white")
assert_equal(black_or_white_key(1693), "white")
assert_equal(black_or_white_key(1694), "black")
assert_equal(black_or_white_key(1695), "white")
assert_equal(black_or_white_key(1696), "black")
assert_equal(black_or_white_key(1697), "white")
assert_equal(black_or_white_key(1698), "black")
assert_equal(black_or_white_key(1699), "white")
assert_equal(black_or_white_key(1700), "white")
assert_equal(black_or_white_key(1701), "black")
assert_equal(black_or_white_key(1702), "white")
assert_equal(black_or_white_key(1703), "black")
assert_equal(black_or_white_key(1704), "white")
assert_equal(black_or_white_key(1705), "white")
assert_equal(black_or_white_key(1706), "black")
assert_equal(black_or_white_key(1707), "white")
assert_equal(black_or_white_key(1708), "black")
assert_equal(black_or_white_key(1709), "white")
assert_equal(black_or_white_key(1710), "black")
assert_equal(black_or_white_key(1711), "white")
assert_equal(black_or_white_key(1712), "white")
assert_equal(black_or_white_key(1713), "black")
assert_equal(black_or_white_key(1714), "white")
assert_equal(black_or_white_key(1715), "black")
assert_equal(black_or_white_key(1716), "white")
assert_equal(black_or_white_key(1717), "white")
assert_equal(black_or_white_key(1718), "black")
assert_equal(black_or_white_key(1719), "white")
assert_equal(black_or_white_key(1720), "black")
assert_equal(black_or_white_key(1721), "white")
assert_equal(black_or_white_key(1722), "black")
assert_equal(black_or_white_key(1723), "white")
assert_equal(black_or_white_key(1724), "white")
assert_equal(black_or_white_key(1725), "black")
assert_equal(black_or_white_key(1726), "white")
assert_equal(black_or_white_key(1727), "black")
assert_equal(black_or_white_key(1728), "white")
assert_equal(black_or_white_key(1729), "white")
assert_equal(black_or_white_key(1730), "black")
assert_equal(black_or_white_key(1731), "white")
assert_equal(black_or_white_key(1732), "black")
assert_equal(black_or_white_key(1733), "white")
assert_equal(black_or_white_key(1734), "black")
assert_equal(black_or_white_key(1735), "white")
assert_equal(black_or_white_key(1736), "white")
assert_equal(black_or_white_key(1737), "black")
assert_equal(black_or_white_key(1738), "white")
assert_equal(black_or_white_key(1739), "black")
assert_equal(black_or_white_key(1740), "white")
assert_equal(black_or_white_key(1741), "white")
assert_equal(black_or_white_key(1742), "black")
assert_equal(black_or_white_key(1743), "white")
assert_equal(black_or_white_key(1744), "black")
assert_equal(black_or_white_key(1745), "white")
assert_equal(black_or_white_key(1746), "black")
assert_equal(black_or_white_key(1747), "white")
assert_equal(black_or_white_key(1748), "white")
assert_equal(black_or_white_key(1749), "black")
assert_equal(black_or_white_key(1750), "white")
assert_equal(black_or_white_key(1751), "black")
assert_equal(black_or_white_key(1752), "white")
assert_equal(black_or_white_key(1753), "white")
assert_equal(black_or_white_key(1754), "black")
assert_equal(black_or_white_key(1755), "white")
assert_equal(black_or_white_key(1756), "black")
assert_equal(black_or_white_key(1757), "white")
assert_equal(black_or_white_key(1758), "black")
assert_equal(black_or_white_key(1759), "white")
assert_equal(black_or_white_key(1760), "white")
assert_equal(black_or_white_key(1761), "white")
assert_equal(black_or_white_key(1762), "black")
assert_equal(black_or_white_key(1763), "white")
assert_equal(black_or_white_key(1764), "white")
assert_equal(black_or_white_key(1765), "black")
assert_equal(black_or_white_key(1766), "white")
assert_equal(black_or_white_key(1767), "black")
assert_equal(black_or_white_key(1768), "white")
assert_equal(black_or_white_key(1769), "white")
assert_equal(black_or_white_key(1770), "black")
assert_equal(black_or_white_key(1771), "white")
assert_equal(black_or_white_key(1772), "black")
assert_equal(black_or_white_key(1773), "white")
assert_equal(black_or_white_key(1774), "black")
assert_equal(black_or_white_key(1775), "white")
assert_equal(black_or_white_key(1776), "white")
assert_equal(black_or_white_key(1777), "black")
assert_equal(black_or_white_key(1778), "white")
assert_equal(black_or_white_key(1779), "black")
assert_equal(black_or_white_key(1780), "white")
assert_equal(black_or_white_key(1781), "white")
assert_equal(black_or_white_key(1782), "black")
assert_equal(black_or_white_key(1783), "white")
assert_equal(black_or_white_key(1784), "black")
assert_equal(black_or_white_key(1785), "white")
assert_equal(black_or_white_key(1786), "black")
assert_equal(black_or_white_key(1787), "white")
assert_equal(black_or_white_key(1788), "white")
assert_equal(black_or_white_key(1789), "black")
assert_equal(black_or_white_key(1790), "white")
assert_equal(black_or_white_key(1791), "black")
assert_equal(black_or_white_key(1792), "white")
assert_equal(black_or_white_key(1793), "white")
assert_equal(black_or_white_key(1794), "black")
assert_equal(black_or_white_key(1795), "white")
assert_equal(black_or_white_key(1796), "black")
assert_equal(black_or_white_key(1797), "white")
assert_equal(black_or_white_key(1798), "black")
assert_equal(black_or_white_key(1799), "white")
assert_equal(black_or_white_key(1800), "white")
assert_equal(black_or_white_key(1801), "black")
assert_equal(black_or_white_key(1802), "white")
assert_equal(black_or_white_key(1803), "black")
assert_equal(black_or_white_key(1804), "white")
assert_equal(black_or_white_key(1805), "white")
assert_equal(black_or_white_key(1806), "black")
assert_equal(black_or_white_key(1807), "white")
assert_equal(black_or_white_key(1808), "black")
assert_equal(black_or_white_key(1809), "white")
assert_equal(black_or_white_key(1810), "black")
assert_equal(black_or_white_key(1811), "white")
assert_equal(black_or_white_key(1812), "white")
assert_equal(black_or_white_key(1813), "black")
assert_equal(black_or_white_key(1814), "white")
assert_equal(black_or_white_key(1815), "black")
assert_equal(black_or_white_key(1816), "white")
assert_equal(black_or_white_key(1817), "white")
assert_equal(black_or_white_key(1818), "black")
assert_equal(black_or_white_key(1819), "white")
assert_equal(black_or_white_key(1820), "black")
assert_equal(black_or_white_key(1821), "white")
assert_equal(black_or_white_key(1822), "black")
assert_equal(black_or_white_key(1823), "white")
assert_equal(black_or_white_key(1824), "white")
assert_equal(black_or_white_key(1825), "black")
assert_equal(black_or_white_key(1826), "white")
assert_equal(black_or_white_key(1827), "black")
assert_equal(black_or_white_key(1828), "white")
assert_equal(black_or_white_key(1829), "white")
assert_equal(black_or_white_key(1830), "black")
assert_equal(black_or_white_key(1831), "white")
assert_equal(black_or_white_key(1832), "black")
assert_equal(black_or_white_key(1833), "white")
assert_equal(black_or_white_key(1834), "black")
assert_equal(black_or_white_key(1835), "white")
assert_equal(black_or_white_key(1836), "white")
assert_equal(black_or_white_key(1837), "black")
assert_equal(black_or_white_key(1838), "white")
assert_equal(black_or_white_key(1839), "black")
assert_equal(black_or_white_key(1840), "white")
assert_equal(black_or_white_key(1841), "white")
assert_equal(black_or_white_key(1842), "black")
assert_equal(black_or_white_key(1843), "white")
assert_equal(black_or_white_key(1844), "black")
assert_equal(black_or_white_key(1845), "white")
assert_equal(black_or_white_key(1846), "black")
assert_equal(black_or_white_key(1847), "white")
assert_equal(black_or_white_key(1848), "white")
assert_equal(black_or_white_key(1849), "white")
assert_equal(black_or_white_key(1850), "black")
assert_equal(black_or_white_key(1851), "white")
assert_equal(black_or_white_key(1852), "white")
assert_equal(black_or_white_key(1853), "black")
assert_equal(black_or_white_key(1854), "white")
assert_equal(black_or_white_key(1855), "black")
assert_equal(black_or_white_key(1856), "white")
assert_equal(black_or_white_key(1857), "white")
assert_equal(black_or_white_key(1858), "black")
assert_equal(black_or_white_key(1859), "white")
assert_equal(black_or_white_key(1860), "black")
assert_equal(black_or_white_key(1861), "white")
assert_equal(black_or_white_key(1862), "black")
assert_equal(black_or_white_key(1863), "white")
assert_equal(black_or_white_key(1864), "white")
assert_equal(black_or_white_key(1865), "black")
assert_equal(black_or_white_key(1866), "white")
assert_equal(black_or_white_key(1867), "black")
assert_equal(black_or_white_key(1868), "white")
assert_equal(black_or_white_key(1869), "white")
assert_equal(black_or_white_key(1870), "black")
assert_equal(black_or_white_key(1871), "white")
assert_equal(black_or_white_key(1872), "black")
assert_equal(black_or_white_key(1873), "white")
assert_equal(black_or_white_key(1874), "black")
assert_equal(black_or_white_key(1875), "white")
assert_equal(black_or_white_key(1876), "white")
assert_equal(black_or_white_key(1877), "black")
assert_equal(black_or_white_key(1878), "white")
assert_equal(black_or_white_key(1879), "black")
assert_equal(black_or_white_key(1880), "white")
assert_equal(black_or_white_key(1881), "white")
assert_equal(black_or_white_key(1882), "black")
assert_equal(black_or_white_key(1883), "white")
assert_equal(black_or_white_key(1884), "black")
assert_equal(black_or_white_key(1885), "white")
assert_equal(black_or_white_key(1886), "black")
assert_equal(black_or_white_key(1887), "white")
assert_equal(black_or_white_key(1888), "white")
assert_equal(black_or_white_key(1889), "black")
assert_equal(black_or_white_key(1890), "white")
assert_equal(black_or_white_key(1891), "black")
assert_equal(black_or_white_key(1892), "white")
assert_equal(black_or_white_key(1893), "white")
assert_equal(black_or_white_key(1894), "black")
assert_equal(black_or_white_key(1895), "white")
assert_equal(black_or_white_key(1896), "black")
assert_equal(black_or_white_key(1897), "white")
assert_equal(black_or_white_key(1898), "black")
assert_equal(black_or_white_key(1899), "white")
assert_equal(black_or_white_key(1900), "white")
assert_equal(black_or_white_key(1901), "black")
assert_equal(black_or_white_key(1902), "white")
assert_equal(black_or_white_key(1903), "black")
assert_equal(black_or_white_key(1904), "white")
assert_equal(black_or_white_key(1905), "white")
assert_equal(black_or_white_key(1906), "black")
assert_equal(black_or_white_key(1907), "white")
assert_equal(black_or_white_key(1908), "black")
assert_equal(black_or_white_key(1909), "white")
assert_equal(black_or_white_key(1910), "black")
assert_equal(black_or_white_key(1911), "white")
assert_equal(black_or_white_key(1912), "white")
assert_equal(black_or_white_key(1913), "black")
assert_equal(black_or_white_key(1914), "white")
assert_equal(black_or_white_key(1915), "black")
assert_equal(black_or_white_key(1916), "white")
assert_equal(black_or_white_key(1917), "white")
assert_equal(black_or_white_key(1918), "black")
assert_equal(black_or_white_key(1919), "white")
assert_equal(black_or_white_key(1920), "black")
assert_equal(black_or_white_key(1921), "white")
assert_equal(black_or_white_key(1922), "black")
assert_equal(black_or_white_key(1923), "white")
assert_equal(black_or_white_key(1924), "white")
assert_equal(black_or_white_key(1925), "black")
assert_equal(black_or_white_key(1926), "white")
assert_equal(black_or_white_key(1927), "black")
assert_equal(black_or_white_key(1928), "white")
assert_equal(black_or_white_key(1929), "white")
assert_equal(black_or_white_key(1930), "black")
assert_equal(black_or_white_key(1931), "white")
assert_equal(black_or_white_key(1932), "black")
assert_equal(black_or_white_key(1933), "white")
assert_equal(black_or_white_key(1934), "black")
assert_equal(black_or_white_key(1935), "white")
assert_equal(black_or_white_key(1936), "white")
assert_equal(black_or_white_key(1937), "white")
assert_equal(black_or_white_key(1938), "black")
assert_equal(black_or_white_key(1939), "white")
assert_equal(black_or_white_key(1940), "white")
assert_equal(black_or_white_key(1941), "black")
assert_equal(black_or_white_key(1942), "white")
assert_equal(black_or_white_key(1943), "black")
assert_equal(black_or_white_key(1944), "white")
assert_equal(black_or_white_key(1945), "white")
assert_equal(black_or_white_key(1946), "black")
assert_equal(black_or_white_key(1947), "white")
assert_equal(black_or_white_key(1948), "black")
assert_equal(black_or_white_key(1949), "white")
assert_equal(black_or_white_key(1950), "black")
assert_equal(black_or_white_key(1951), "white")
assert_equal(black_or_white_key(1952), "white")
assert_equal(black_or_white_key(1953), "black")
assert_equal(black_or_white_key(1954), "white")
assert_equal(black_or_white_key(1955), "black")
assert_equal(black_or_white_key(1956), "white")
assert_equal(black_or_white_key(1957), "white")
assert_equal(black_or_white_key(1958), "black")
assert_equal(black_or_white_key(1959), "white")
assert_equal(black_or_white_key(1960), "black")
assert_equal(black_or_white_key(1961), "white")
assert_equal(black_or_white_key(1962), "black")
assert_equal(black_or_white_key(1963), "white")
assert_equal(black_or_white_key(1964), "white")
assert_equal(black_or_white_key(1965), "black")
assert_equal(black_or_white_key(1966), "white")
assert_equal(black_or_white_key(1967), "black")
assert_equal(black_or_white_key(1968), "white")
assert_equal(black_or_white_key(1969), "white")
assert_equal(black_or_white_key(1970), "black")
assert_equal(black_or_white_key(1971), "white")
assert_equal(black_or_white_key(1972), "black")
assert_equal(black_or_white_key(1973), "white")
assert_equal(black_or_white_key(1974), "black")
assert_equal(black_or_white_key(1975), "white")
assert_equal(black_or_white_key(1976), "white")
assert_equal(black_or_white_key(1977), "black")
assert_equal(black_or_white_key(1978), "white")
assert_equal(black_or_white_key(1979), "black")
assert_equal(black_or_white_key(1980), "white")
assert_equal(black_or_white_key(1981), "white")
assert_equal(black_or_white_key(1982), "black")
assert_equal(black_or_white_key(1983), "white")
assert_equal(black_or_white_key(1984), "black")
assert_equal(black_or_white_key(1985), "white")
assert_equal(black_or_white_key(1986), "black")
assert_equal(black_or_white_key(1987), "white")
assert_equal(black_or_white_key(1988), "white")
assert_equal(black_or_white_key(1989), "black")
assert_equal(black_or_white_key(1990), "white")
assert_equal(black_or_white_key(1991), "black")
assert_equal(black_or_white_key(1992), "white")
assert_equal(black_or_white_key(1993), "white")
assert_equal(black_or_white_key(1994), "black")
assert_equal(black_or_white_key(1995), "white")
assert_equal(black_or_white_key(1996), "black")
assert_equal(black_or_white_key(1997), "white")
assert_equal(black_or_white_key(1998), "black")
assert_equal(black_or_white_key(1999), "white")
assert_equal(black_or_white_key(2000), "white")
assert_equal(black_or_white_key(2001), "black")
assert_equal(black_or_white_key(2002), "white")
assert_equal(black_or_white_key(2003), "black")
assert_equal(black_or_white_key(2004), "white")
assert_equal(black_or_white_key(2005), "white")
assert_equal(black_or_white_key(2006), "black")
assert_equal(black_or_white_key(2007), "white")
assert_equal(black_or_white_key(2008), "black")
assert_equal(black_or_white_key(2009), "white")
assert_equal(black_or_white_key(2010), "black")
assert_equal(black_or_white_key(2011), "white")
assert_equal(black_or_white_key(2012), "white")
assert_equal(black_or_white_key(2013), "black")
assert_equal(black_or_white_key(2014), "white")
assert_equal(black_or_white_key(2015), "black")
assert_equal(black_or_white_key(2016), "white")
assert_equal(black_or_white_key(2017), "white")
assert_equal(black_or_white_key(2018), "black")
assert_equal(black_or_white_key(2019), "white")
assert_equal(black_or_white_key(2020), "black")
assert_equal(black_or_white_key(2021), "white")
assert_equal(black_or_white_key(2022), "black")
assert_equal(black_or_white_key(2023), "white")
assert_equal(black_or_white_key(2024), "white")
assert_equal(black_or_white_key(2025), "white")
assert_equal(black_or_white_key(2026), "black")
assert_equal(black_or_white_key(2027), "white")
assert_equal(black_or_white_key(2028), "white")
assert_equal(black_or_white_key(2029), "black")
assert_equal(black_or_white_key(2030), "white")
assert_equal(black_or_white_key(2031), "black")
assert_equal(black_or_white_key(2032), "white")
assert_equal(black_or_white_key(2033), "white")
assert_equal(black_or_white_key(2034), "black")
assert_equal(black_or_white_key(2035), "white")
assert_equal(black_or_white_key(2036), "black")
assert_equal(black_or_white_key(2037), "white")
assert_equal(black_or_white_key(2038), "black")
assert_equal(black_or_white_key(2039), "white")
assert_equal(black_or_white_key(2040), "white")
assert_equal(black_or_white_key(2041), "black")
assert_equal(black_or_white_key(2042), "white")
assert_equal(black_or_white_key(2043), "black")
assert_equal(black_or_white_key(2044), "white")
assert_equal(black_or_white_key(2045), "white")
assert_equal(black_or_white_key(2046), "black")
assert_equal(black_or_white_key(2047), "white")
assert_equal(black_or_white_key(2048), "black")
assert_equal(black_or_white_key(2049), "white")
assert_equal(black_or_white_key(2050), "black")
assert_equal(black_or_white_key(2051), "white")
assert_equal(black_or_white_key(2052), "white")
assert_equal(black_or_white_key(2053), "black")
assert_equal(black_or_white_key(2054), "white")
assert_equal(black_or_white_key(2055), "black")
assert_equal(black_or_white_key(2056), "white")
assert_equal(black_or_white_key(2057), "white")
assert_equal(black_or_white_key(2058), "black")
assert_equal(black_or_white_key(2059), "white")
assert_equal(black_or_white_key(2060), "black")
assert_equal(black_or_white_key(2061), "white")
assert_equal(black_or_white_key(2062), "black")
assert_equal(black_or_white_key(2063), "white")
assert_equal(black_or_white_key(2064), "white")
assert_equal(black_or_white_key(2065), "black")
assert_equal(black_or_white_key(2066), "white")
assert_equal(black_or_white_key(2067), "black")
assert_equal(black_or_white_key(2068), "white")
assert_equal(black_or_white_key(2069), "white")
assert_equal(black_or_white_key(2070), "black")
assert_equal(black_or_white_key(2071), "white")
assert_equal(black_or_white_key(2072), "black")
assert_equal(black_or_white_key(2073), "white")
assert_equal(black_or_white_key(2074), "black")
assert_equal(black_or_white_key(2075), "white")
assert_equal(black_or_white_key(2076), "white")
assert_equal(black_or_white_key(2077), "black")
assert_equal(black_or_white_key(2078), "white")
assert_equal(black_or_white_key(2079), "black")
assert_equal(black_or_white_key(2080), "white")
assert_equal(black_or_white_key(2081), "white")
assert_equal(black_or_white_key(2082), "black")
assert_equal(black_or_white_key(2083), "white")
assert_equal(black_or_white_key(2084), "black")
assert_equal(black_or_white_key(2085), "white")
assert_equal(black_or_white_key(2086), "black")
assert_equal(black_or_white_key(2087), "white")
assert_equal(black_or_white_key(2088), "white")
assert_equal(black_or_white_key(2089), "black")
assert_equal(black_or_white_key(2090), "white")
assert_equal(black_or_white_key(2091), "black")
assert_equal(black_or_white_key(2092), "white")
assert_equal(black_or_white_key(2093), "white")
assert_equal(black_or_white_key(2094), "black")
assert_equal(black_or_white_key(2095), "white")
assert_equal(black_or_white_key(2096), "black")
assert_equal(black_or_white_key(2097), "white")
assert_equal(black_or_white_key(2098), "black")
assert_equal(black_or_white_key(2099), "white")
assert_equal(black_or_white_key(2100), "white")
assert_equal(black_or_white_key(2101), "black")
assert_equal(black_or_white_key(2102), "white")
assert_equal(black_or_white_key(2103), "black")
assert_equal(black_or_white_key(2104), "white")
assert_equal(black_or_white_key(2105), "white")
assert_equal(black_or_white_key(2106), "black")
assert_equal(black_or_white_key(2107), "white")
assert_equal(black_or_white_key(2108), "black")
assert_equal(black_or_white_key(2109), "white")
assert_equal(black_or_white_key(2110), "black")
assert_equal(black_or_white_key(2111), "white")
assert_equal(black_or_white_key(2112), "white")
assert_equal(black_or_white_key(2113), "white")
assert_equal(black_or_white_key(2114), "black")
assert_equal(black_or_white_key(2115), "white")
assert_equal(black_or_white_key(2116), "white")
assert_equal(black_or_white_key(2117), "black")
assert_equal(black_or_white_key(2118), "white")
assert_equal(black_or_white_key(2119), "black")
assert_equal(black_or_white_key(2120), "white")
assert_equal(black_or_white_key(2121), "white")
assert_equal(black_or_white_key(2122), "black")
assert_equal(black_or_white_key(2123), "white")
assert_equal(black_or_white_key(2124), "black")
assert_equal(black_or_white_key(2125), "white")
assert_equal(black_or_white_key(2126), "black")
assert_equal(black_or_white_key(2127), "white")
assert_equal(black_or_white_key(2128), "white")
assert_equal(black_or_white_key(2129), "black")
assert_equal(black_or_white_key(2130), "white")
assert_equal(black_or_white_key(2131), "black")
assert_equal(black_or_white_key(2132), "white")
assert_equal(black_or_white_key(2133), "white")
assert_equal(black_or_white_key(2134), "black")
assert_equal(black_or_white_key(2135), "white")
assert_equal(black_or_white_key(2136), "black")
assert_equal(black_or_white_key(2137), "white")
assert_equal(black_or_white_key(2138), "black")
assert_equal(black_or_white_key(2139), "white")
assert_equal(black_or_white_key(2140), "white")
assert_equal(black_or_white_key(2141), "black")
assert_equal(black_or_white_key(2142), "white")
assert_equal(black_or_white_key(2143), "black")
assert_equal(black_or_white_key(2144), "white")
assert_equal(black_or_white_key(2145), "white")
assert_equal(black_or_white_key(2146), "black")
assert_equal(black_or_white_key(2147), "white")
assert_equal(black_or_white_key(2148), "black")
assert_equal(black_or_white_key(2149), "white")
assert_equal(black_or_white_key(2150), "black")
assert_equal(black_or_white_key(2151), "white")
assert_equal(black_or_white_key(2152), "white")
assert_equal(black_or_white_key(2153), "black")
assert_equal(black_or_white_key(2154), "white")
assert_equal(black_or_white_key(2155), "black")
assert_equal(black_or_white_key(2156), "white")
assert_equal(black_or_white_key(2157), "white")
assert_equal(black_or_white_key(2158), "black")
assert_equal(black_or_white_key(2159), "white")
assert_equal(black_or_white_key(2160), "black")
assert_equal(black_or_white_key(2161), "white")
assert_equal(black_or_white_key(2162), "black")
assert_equal(black_or_white_key(2163), "white")
assert_equal(black_or_white_key(2164), "white")
assert_equal(black_or_white_key(2165), "black")
assert_equal(black_or_white_key(2166), "white")
assert_equal(black_or_white_key(2167), "black")
assert_equal(black_or_white_key(2168), "white")
assert_equal(black_or_white_key(2169), "white")
assert_equal(black_or_white_key(2170), "black")
assert_equal(black_or_white_key(2171), "white")
assert_equal(black_or_white_key(2172), "black")
assert_equal(black_or_white_key(2173), "white")
assert_equal(black_or_white_key(2174), "black")
assert_equal(black_or_white_key(2175), "white")
assert_equal(black_or_white_key(2176), "white")
assert_equal(black_or_white_key(2177), "black")
assert_equal(black_or_white_key(2178), "white")
assert_equal(black_or_white_key(2179), "black")
assert_equal(black_or_white_key(2180), "white")
assert_equal(black_or_white_key(2181), "white")
assert_equal(black_or_white_key(2182), "black")
assert_equal(black_or_white_key(2183), "white")
assert_equal(black_or_white_key(2184), "black")
assert_equal(black_or_white_key(2185), "white")
assert_equal(black_or_white_key(2186), "black")
assert_equal(black_or_white_key(2187), "white")
assert_equal(black_or_white_key(2188), "white")
assert_equal(black_or_white_key(2189), "black")
assert_equal(black_or_white_key(2190), "white")
assert_equal(black_or_white_key(2191), "black")
assert_equal(black_or_white_key(2192), "white")
assert_equal(black_or_white_key(2193), "white")
assert_equal(black_or_white_key(2194), "black")
assert_equal(black_or_white_key(2195), "white")
assert_equal(black_or_white_key(2196), "black")
assert_equal(black_or_white_key(2197), "white")
assert_equal(black_or_white_key(2198), "black")
assert_equal(black_or_white_key(2199), "white")
assert_equal(black_or_white_key(2200), "white")
assert_equal(black_or_white_key(2201), "white")
assert_equal(black_or_white_key(2202), "black")
assert_equal(black_or_white_key(2203), "white")
assert_equal(black_or_white_key(2204), "white")
assert_equal(black_or_white_key(2205), "black")
assert_equal(black_or_white_key(2206), "white")
assert_equal(black_or_white_key(2207), "black")
assert_equal(black_or_white_key(2208), "white")
assert_equal(black_or_white_key(2209), "white")
assert_equal(black_or_white_key(2210), "black")
assert_equal(black_or_white_key(2211), "white")
assert_equal(black_or_white_key(2212), "black")
assert_equal(black_or_white_key(2213), "white")
assert_equal(black_or_white_key(2214), "black")
assert_equal(black_or_white_key(2215), "white")
assert_equal(black_or_white_key(2216), "white")
assert_equal(black_or_white_key(2217), "black")
assert_equal(black_or_white_key(2218), "white")
assert_equal(black_or_white_key(2219), "black")
assert_equal(black_or_white_key(2220), "white")
assert_equal(black_or_white_key(2221), "white")
assert_equal(black_or_white_key(2222), "black")
assert_equal(black_or_white_key(2223), "white")
assert_equal(black_or_white_key(2224), "black")
assert_equal(black_or_white_key(2225), "white")
assert_equal(black_or_white_key(2226), "black")
assert_equal(black_or_white_key(2227), "white")
assert_equal(black_or_white_key(2228), "white")
assert_equal(black_or_white_key(2229), "black")
assert_equal(black_or_white_key(2230), "white")
assert_equal(black_or_white_key(2231), "black")
assert_equal(black_or_white_key(2232), "white")
assert_equal(black_or_white_key(2233), "white")
assert_equal(black_or_white_key(2234), "black")
assert_equal(black_or_white_key(2235), "white")
assert_equal(black_or_white_key(2236), "black")
assert_equal(black_or_white_key(2237), "white")
assert_equal(black_or_white_key(2238), "black")
assert_equal(black_or_white_key(2239), "white")
assert_equal(black_or_white_key(2240), "white")
assert_equal(black_or_white_key(2241), "black")
assert_equal(black_or_white_key(2242), "white")
assert_equal(black_or_white_key(2243), "black")
assert_equal(black_or_white_key(2244), "white")
assert_equal(black_or_white_key(2245), "white")
assert_equal(black_or_white_key(2246), "black")
assert_equal(black_or_white_key(2247), "white")
assert_equal(black_or_white_key(2248), "black")
assert_equal(black_or_white_key(2249), "white")
assert_equal(black_or_white_key(2250), "black")
assert_equal(black_or_white_key(2251), "white")
assert_equal(black_or_white_key(2252), "white")
assert_equal(black_or_white_key(2253), "black")
assert_equal(black_or_white_key(2254), "white")
assert_equal(black_or_white_key(2255), "black")
assert_equal(black_or_white_key(2256), "white")
assert_equal(black_or_white_key(2257), "white")
assert_equal(black_or_white_key(2258), "black")
assert_equal(black_or_white_key(2259), "white")
assert_equal(black_or_white_key(2260), "black")
assert_equal(black_or_white_key(2261), "white")
assert_equal(black_or_white_key(2262), "black")
assert_equal(black_or_white_key(2263), "white")
assert_equal(black_or_white_key(2264), "white")
assert_equal(black_or_white_key(2265), "black")
assert_equal(black_or_white_key(2266), "white")
assert_equal(black_or_white_key(2267), "black")
assert_equal(black_or_white_key(2268), "white")
assert_equal(black_or_white_key(2269), "white")
assert_equal(black_or_white_key(2270), "black")
assert_equal(black_or_white_key(2271), "white")
assert_equal(black_or_white_key(2272), "black")
assert_equal(black_or_white_key(2273), "white")
assert_equal(black_or_white_key(2274), "black")
assert_equal(black_or_white_key(2275), "white")
assert_equal(black_or_white_key(2276), "white")
assert_equal(black_or_white_key(2277), "black")
assert_equal(black_or_white_key(2278), "white")
assert_equal(black_or_white_key(2279), "black")
assert_equal(black_or_white_key(2280), "white")
assert_equal(black_or_white_key(2281), "white")
assert_equal(black_or_white_key(2282), "black")
assert_equal(black_or_white_key(2283), "white")
assert_equal(black_or_white_key(2284), "black")
assert_equal(black_or_white_key(2285), "white")
assert_equal(black_or_white_key(2286), "black")
assert_equal(black_or_white_key(2287), "white")
assert_equal(black_or_white_key(2288), "white")
assert_equal(black_or_white_key(2289), "white")
assert_equal(black_or_white_key(2290), "black")
assert_equal(black_or_white_key(2291), "white")
assert_equal(black_or_white_key(2292), "white")
assert_equal(black_or_white_key(2293), "black")
assert_equal(black_or_white_key(2294), "white")
assert_equal(black_or_white_key(2295), "black")
assert_equal(black_or_white_key(2296), "white")
assert_equal(black_or_white_key(2297), "white")
assert_equal(black_or_white_key(2298), "black")
assert_equal(black_or_white_key(2299), "white")
assert_equal(black_or_white_key(2300), "black")
assert_equal(black_or_white_key(2301), "white")
assert_equal(black_or_white_key(2302), "black")
assert_equal(black_or_white_key(2303), "white")
assert_equal(black_or_white_key(2304), "white")
assert_equal(black_or_white_key(2305), "black")
assert_equal(black_or_white_key(2306), "white")
assert_equal(black_or_white_key(2307), "black")
assert_equal(black_or_white_key(2308), "white")
assert_equal(black_or_white_key(2309), "white")
assert_equal(black_or_white_key(2310), "black")
assert_equal(black_or_white_key(2311), "white")
assert_equal(black_or_white_key(2312), "black")
assert_equal(black_or_white_key(2313), "white")
assert_equal(black_or_white_key(2314), "black")
assert_equal(black_or_white_key(2315), "white")
assert_equal(black_or_white_key(2316), "white")
assert_equal(black_or_white_key(2317), "black")
assert_equal(black_or_white_key(2318), "white")
assert_equal(black_or_white_key(2319), "black")
assert_equal(black_or_white_key(2320), "white")
assert_equal(black_or_white_key(2321), "white")
assert_equal(black_or_white_key(2322), "black")
assert_equal(black_or_white_key(2323), "white")
assert_equal(black_or_white_key(2324), "black")
assert_equal(black_or_white_key(2325), "white")
assert_equal(black_or_white_key(2326), "black")
assert_equal(black_or_white_key(2327), "white")
assert_equal(black_or_white_key(2328), "white")
assert_equal(black_or_white_key(2329), "black")
assert_equal(black_or_white_key(2330), "white")
assert_equal(black_or_white_key(2331), "black")
assert_equal(black_or_white_key(2332), "white")
assert_equal(black_or_white_key(2333), "white")
assert_equal(black_or_white_key(2334), "black")
assert_equal(black_or_white_key(2335), "white")
assert_equal(black_or_white_key(2336), "black")
assert_equal(black_or_white_key(2337), "white")
assert_equal(black_or_white_key(2338), "black")
assert_equal(black_or_white_key(2339), "white")
assert_equal(black_or_white_key(2340), "white")
assert_equal(black_or_white_key(2341), "black")
assert_equal(black_or_white_key(2342), "white")
assert_equal(black_or_white_key(2343), "black")
assert_equal(black_or_white_key(2344), "white")
assert_equal(black_or_white_key(2345), "white")
assert_equal(black_or_white_key(2346), "black")
assert_equal(black_or_white_key(2347), "white")
assert_equal(black_or_white_key(2348), "black")
assert_equal(black_or_white_key(2349), "white")
assert_equal(black_or_white_key(2350), "black")
assert_equal(black_or_white_key(2351), "white")
assert_equal(black_or_white_key(2352), "white")
assert_equal(black_or_white_key(2353), "black")
assert_equal(black_or_white_key(2354), "white")
assert_equal(black_or_white_key(2355), "black")
assert_equal(black_or_white_key(2356), "white")
assert_equal(black_or_white_key(2357), "white")
assert_equal(black_or_white_key(2358), "black")
assert_equal(black_or_white_key(2359), "white")
assert_equal(black_or_white_key(2360), "black")
assert_equal(black_or_white_key(2361), "white")
assert_equal(black_or_white_key(2362), "black")
assert_equal(black_or_white_key(2363), "white")
assert_equal(black_or_white_key(2364), "white")
assert_equal(black_or_white_key(2365), "black")
assert_equal(black_or_white_key(2366), "white")
assert_equal(black_or_white_key(2367), "black")
assert_equal(black_or_white_key(2368), "white")
assert_equal(black_or_white_key(2369), "white")
assert_equal(black_or_white_key(2370), "black")
assert_equal(black_or_white_key(2371), "white")
assert_equal(black_or_white_key(2372), "black")
assert_equal(black_or_white_key(2373), "white")
assert_equal(black_or_white_key(2374), "black")
assert_equal(black_or_white_key(2375), "white")
assert_equal(black_or_white_key(2376), "white")
assert_equal(black_or_white_key(2377), "white")
assert_equal(black_or_white_key(2378), "black")
assert_equal(black_or_white_key(2379), "white")
assert_equal(black_or_white_key(2380), "white")
assert_equal(black_or_white_key(2381), "black")
assert_equal(black_or_white_key(2382), "white")
assert_equal(black_or_white_key(2383), "black")
assert_equal(black_or_white_key(2384), "white")
assert_equal(black_or_white_key(2385), "white")
assert_equal(black_or_white_key(2386), "black")
assert_equal(black_or_white_key(2387), "white")
assert_equal(black_or_white_key(2388), "black")
assert_equal(black_or_white_key(2389), "white")
assert_equal(black_or_white_key(2390), "black")
assert_equal(black_or_white_key(2391), "white")
assert_equal(black_or_white_key(2392), "white")
assert_equal(black_or_white_key(2393), "black")
assert_equal(black_or_white_key(2394), "white")
assert_equal(black_or_white_key(2395), "black")
assert_equal(black_or_white_key(2396), "white")
assert_equal(black_or_white_key(2397), "white")
assert_equal(black_or_white_key(2398), "black")
assert_equal(black_or_white_key(2399), "white")
assert_equal(black_or_white_key(2400), "black")
assert_equal(black_or_white_key(2401), "white")
assert_equal(black_or_white_key(2402), "black")
assert_equal(black_or_white_key(2403), "white")
assert_equal(black_or_white_key(2404), "white")
assert_equal(black_or_white_key(2405), "black")
assert_equal(black_or_white_key(2406), "white")
assert_equal(black_or_white_key(2407), "black")
assert_equal(black_or_white_key(2408), "white")
assert_equal(black_or_white_key(2409), "white")
assert_equal(black_or_white_key(2410), "black")
assert_equal(black_or_white_key(2411), "white")
assert_equal(black_or_white_key(2412), "black")
assert_equal(black_or_white_key(2413), "white")
assert_equal(black_or_white_key(2414), "black")
assert_equal(black_or_white_key(2415), "white")
assert_equal(black_or_white_key(2416), "white")
assert_equal(black_or_white_key(2417), "black")
assert_equal(black_or_white_key(2418), "white")
assert_equal(black_or_white_key(2419), "black")
assert_equal(black_or_white_key(2420), "white")
assert_equal(black_or_white_key(2421), "white")
assert_equal(black_or_white_key(2422), "black")
assert_equal(black_or_white_key(2423), "white")
assert_equal(black_or_white_key(2424), "black")
assert_equal(black_or_white_key(2425), "white")
assert_equal(black_or_white_key(2426), "black")
assert_equal(black_or_white_key(2427), "white")
assert_equal(black_or_white_key(2428), "white")
assert_equal(black_or_white_key(2429), "black")
assert_equal(black_or_white_key(2430), "white")
assert_equal(black_or_white_key(2431), "black")
assert_equal(black_or_white_key(2432), "white")
assert_equal(black_or_white_key(2433), "white")
assert_equal(black_or_white_key(2434), "black")
assert_equal(black_or_white_key(2435), "white")
assert_equal(black_or_white_key(2436), "black")
assert_equal(black_or_white_key(2437), "white")
assert_equal(black_or_white_key(2438), "black")
assert_equal(black_or_white_key(2439), "white")
assert_equal(black_or_white_key(2440), "white")
assert_equal(black_or_white_key(2441), "black")
assert_equal(black_or_white_key(2442), "white")
assert_equal(black_or_white_key(2443), "black")
assert_equal(black_or_white_key(2444), "white")
assert_equal(black_or_white_key(2445), "white")
assert_equal(black_or_white_key(2446), "black")
assert_equal(black_or_white_key(2447), "white")
assert_equal(black_or_white_key(2448), "black")
assert_equal(black_or_white_key(2449), "white")
assert_equal(black_or_white_key(2450), "black")
assert_equal(black_or_white_key(2451), "white")
assert_equal(black_or_white_key(2452), "white")
assert_equal(black_or_white_key(2453), "black")
assert_equal(black_or_white_key(2454), "white")
assert_equal(black_or_white_key(2455), "black")
assert_equal(black_or_white_key(2456), "white")
assert_equal(black_or_white_key(2457), "white")
assert_equal(black_or_white_key(2458), "black")
assert_equal(black_or_white_key(2459), "white")
assert_equal(black_or_white_key(2460), "black")
assert_equal(black_or_white_key(2461), "white")
assert_equal(black_or_white_key(2462), "black")
assert_equal(black_or_white_key(2463), "white")
assert_equal(black_or_white_key(2464), "white")
assert_equal(black_or_white_key(2465), "white")
assert_equal(black_or_white_key(2466), "black")
assert_equal(black_or_white_key(2467), "white")
assert_equal(black_or_white_key(2468), "white")
assert_equal(black_or_white_key(2469), "black")
assert_equal(black_or_white_key(2470), "white")
assert_equal(black_or_white_key(2471), "black")
assert_equal(black_or_white_key(2472), "white")
assert_equal(black_or_white_key(2473), "white")
assert_equal(black_or_white_key(2474), "black")
assert_equal(black_or_white_key(2475), "white")
assert_equal(black_or_white_key(2476), "black")
assert_equal(black_or_white_key(2477), "white")
assert_equal(black_or_white_key(2478), "black")
assert_equal(black_or_white_key(2479), "white")
assert_equal(black_or_white_key(2480), "white")
assert_equal(black_or_white_key(2481), "black")
assert_equal(black_or_white_key(2482), "white")
assert_equal(black_or_white_key(2483), "black")
assert_equal(black_or_white_key(2484), "white")
assert_equal(black_or_white_key(2485), "white")
assert_equal(black_or_white_key(2486), "black")
assert_equal(black_or_white_key(2487), "white")
assert_equal(black_or_white_key(2488), "black")
assert_equal(black_or_white_key(2489), "white")
assert_equal(black_or_white_key(2490), "black")
assert_equal(black_or_white_key(2491), "white")
assert_equal(black_or_white_key(2492), "white")
assert_equal(black_or_white_key(2493), "black")
assert_equal(black_or_white_key(2494), "white")
assert_equal(black_or_white_key(2495), "black")
assert_equal(black_or_white_key(2496), "white")
assert_equal(black_or_white_key(2497), "white")
assert_equal(black_or_white_key(2498), "black")
assert_equal(black_or_white_key(2499), "white")
assert_equal(black_or_white_key(2500), "black")
assert_equal(black_or_white_key(2501), "white")
assert_equal(black_or_white_key(2502), "black")
assert_equal(black_or_white_key(2503), "white")
assert_equal(black_or_white_key(2504), "white")
assert_equal(black_or_white_key(2505), "black")
assert_equal(black_or_white_key(2506), "white")
assert_equal(black_or_white_key(2507), "black")
assert_equal(black_or_white_key(2508), "white")
assert_equal(black_or_white_key(2509), "white")
assert_equal(black_or_white_key(2510), "black")
assert_equal(black_or_white_key(2511), "white")
assert_equal(black_or_white_key(2512), "black")
assert_equal(black_or_white_key(2513), "white")
assert_equal(black_or_white_key(2514), "black")
assert_equal(black_or_white_key(2515), "white")
assert_equal(black_or_white_key(2516), "white")
assert_equal(black_or_white_key(2517), "black")
assert_equal(black_or_white_key(2518), "white")
assert_equal(black_or_white_key(2519), "black")
assert_equal(black_or_white_key(2520), "white")
assert_equal(black_or_white_key(2521), "white")
assert_equal(black_or_white_key(2522), "black")
assert_equal(black_or_white_key(2523), "white")
assert_equal(black_or_white_key(2524), "black")
assert_equal(black_or_white_key(2525), "white")
assert_equal(black_or_white_key(2526), "black")
assert_equal(black_or_white_key(2527), "white")
assert_equal(black_or_white_key(2528), "white")
assert_equal(black_or_white_key(2529), "black")
assert_equal(black_or_white_key(2530), "white")
assert_equal(black_or_white_key(2531), "black")
assert_equal(black_or_white_key(2532), "white")
assert_equal(black_or_white_key(2533), "white")
assert_equal(black_or_white_key(2534), "black")
assert_equal(black_or_white_key(2535), "white")
assert_equal(black_or_white_key(2536), "black")
assert_equal(black_or_white_key(2537), "white")
assert_equal(black_or_white_key(2538), "black")
assert_equal(black_or_white_key(2539), "white")
assert_equal(black_or_white_key(2540), "white")
assert_equal(black_or_white_key(2541), "black")
assert_equal(black_or_white_key(2542), "white")
assert_equal(black_or_white_key(2543), "black")
assert_equal(black_or_white_key(2544), "white")
assert_equal(black_or_white_key(2545), "white")
assert_equal(black_or_white_key(2546), "black")
assert_equal(black_or_white_key(2547), "white")
assert_equal(black_or_white_key(2548), "black")
assert_equal(black_or_white_key(2549), "white")
assert_equal(black_or_white_key(2550), "black")
assert_equal(black_or_white_key(2551), "white")
assert_equal(black_or_white_key(2552), "white")
assert_equal(black_or_white_key(2553), "white")
assert_equal(black_or_white_key(2554), "black")
assert_equal(black_or_white_key(2555), "white")
assert_equal(black_or_white_key(2556), "white")
assert_equal(black_or_white_key(2557), "black")
assert_equal(black_or_white_key(2558), "white")
assert_equal(black_or_white_key(2559), "black")
assert_equal(black_or_white_key(2560), "white")
assert_equal(black_or_white_key(2561), "white")
assert_equal(black_or_white_key(2562), "black")
assert_equal(black_or_white_key(2563), "white")
assert_equal(black_or_white_key(2564), "black")
assert_equal(black_or_white_key(2565), "white")
assert_equal(black_or_white_key(2566), "black")
assert_equal(black_or_white_key(2567), "white")
assert_equal(black_or_white_key(2568), "white")
assert_equal(black_or_white_key(2569), "black")
assert_equal(black_or_white_key(2570), "white")
assert_equal(black_or_white_key(2571), "black")
assert_equal(black_or_white_key(2572), "white")
assert_equal(black_or_white_key(2573), "white")
assert_equal(black_or_white_key(2574), "black")
assert_equal(black_or_white_key(2575), "white")
assert_equal(black_or_white_key(2576), "black")
assert_equal(black_or_white_key(2577), "white")
assert_equal(black_or_white_key(2578), "black")
assert_equal(black_or_white_key(2579), "white")
assert_equal(black_or_white_key(2580), "white")
assert_equal(black_or_white_key(2581), "black")
assert_equal(black_or_white_key(2582), "white")
assert_equal(black_or_white_key(2583), "black")
assert_equal(black_or_white_key(2584), "white")
assert_equal(black_or_white_key(2585), "white")
assert_equal(black_or_white_key(2586), "black")
assert_equal(black_or_white_key(2587), "white")
assert_equal(black_or_white_key(2588), "black")
assert_equal(black_or_white_key(2589), "white")
assert_equal(black_or_white_key(2590), "black")
assert_equal(black_or_white_key(2591), "white")
assert_equal(black_or_white_key(2592), "white")
assert_equal(black_or_white_key(2593), "black")
assert_equal(black_or_white_key(2594), "white")
assert_equal(black_or_white_key(2595), "black")
assert_equal(black_or_white_key(2596), "white")
assert_equal(black_or_white_key(2597), "white")
assert_equal(black_or_white_key(2598), "black")
assert_equal(black_or_white_key(2599), "white")
assert_equal(black_or_white_key(2600), "black")
assert_equal(black_or_white_key(2601), "white")
assert_equal(black_or_white_key(2602), "black")
assert_equal(black_or_white_key(2603), "white")
assert_equal(black_or_white_key(2604), "white")
assert_equal(black_or_white_key(2605), "black")
assert_equal(black_or_white_key(2606), "white")
assert_equal(black_or_white_key(2607), "black")
assert_equal(black_or_white_key(2608), "white")
assert_equal(black_or_white_key(2609), "white")
assert_equal(black_or_white_key(2610), "black")
assert_equal(black_or_white_key(2611), "white")
assert_equal(black_or_white_key(2612), "black")
assert_equal(black_or_white_key(2613), "white")
assert_equal(black_or_white_key(2614), "black")
assert_equal(black_or_white_key(2615), "white")
assert_equal(black_or_white_key(2616), "white")
assert_equal(black_or_white_key(2617), "black")
assert_equal(black_or_white_key(2618), "white")
assert_equal(black_or_white_key(2619), "black")
assert_equal(black_or_white_key(2620), "white")
assert_equal(black_or_white_key(2621), "white")
assert_equal(black_or_white_key(2622), "black")
assert_equal(black_or_white_key(2623), "white")
assert_equal(black_or_white_key(2624), "black")
assert_equal(black_or_white_key(2625), "white")
assert_equal(black_or_white_key(2626), "black")
assert_equal(black_or_white_key(2627), "white")
assert_equal(black_or_white_key(2628), "white")
assert_equal(black_or_white_key(2629), "black")
assert_equal(black_or_white_key(2630), "white")
assert_equal(black_or_white_key(2631), "black")
assert_equal(black_or_white_key(2632), "white")
assert_equal(black_or_white_key(2633), "white")
assert_equal(black_or_white_key(2634), "black")
assert_equal(black_or_white_key(2635), "white")
assert_equal(black_or_white_key(2636), "black")
assert_equal(black_or_white_key(2637), "white")
assert_equal(black_or_white_key(2638), "black")
assert_equal(black_or_white_key(2639), "white")
assert_equal(black_or_white_key(2640), "white")
assert_equal(black_or_white_key(2641), "white")
assert_equal(black_or_white_key(2642), "black")
assert_equal(black_or_white_key(2643), "white")
assert_equal(black_or_white_key(2644), "white")
assert_equal(black_or_white_key(2645), "black")
assert_equal(black_or_white_key(2646), "white")
assert_equal(black_or_white_key(2647), "black")
assert_equal(black_or_white_key(2648), "white")
assert_equal(black_or_white_key(2649), "white")
assert_equal(black_or_white_key(2650), "black")
assert_equal(black_or_white_key(2651), "white")
assert_equal(black_or_white_key(2652), "black")
assert_equal(black_or_white_key(2653), "white")
assert_equal(black_or_white_key(2654), "black")
assert_equal(black_or_white_key(2655), "white")
assert_equal(black_or_white_key(2656), "white")
assert_equal(black_or_white_key(2657), "black")
assert_equal(black_or_white_key(2658), "white")
assert_equal(black_or_white_key(2659), "black")
assert_equal(black_or_white_key(2660), "white")
assert_equal(black_or_white_key(2661), "white")
assert_equal(black_or_white_key(2662), "black")
assert_equal(black_or_white_key(2663), "white")
assert_equal(black_or_white_key(2664), "black")
assert_equal(black_or_white_key(2665), "white")
assert_equal(black_or_white_key(2666), "black")
assert_equal(black_or_white_key(2667), "white")
assert_equal(black_or_white_key(2668), "white")
assert_equal(black_or_white_key(2669), "black")
assert_equal(black_or_white_key(2670), "white")
assert_equal(black_or_white_key(2671), "black")
assert_equal(black_or_white_key(2672), "white")
assert_equal(black_or_white_key(2673), "white")
assert_equal(black_or_white_key(2674), "black")
assert_equal(black_or_white_key(2675), "white")
assert_equal(black_or_white_key(2676), "black")
assert_equal(black_or_white_key(2677), "white")
assert_equal(black_or_white_key(2678), "black")
assert_equal(black_or_white_key(2679), "white")
assert_equal(black_or_white_key(2680), "white")
assert_equal(black_or_white_key(2681), "black")
assert_equal(black_or_white_key(2682), "white")
assert_equal(black_or_white_key(2683), "black")
assert_equal(black_or_white_key(2684), "white")
assert_equal(black_or_white_key(2685), "white")
assert_equal(black_or_white_key(2686), "black")
assert_equal(black_or_white_key(2687), "white")
assert_equal(black_or_white_key(2688), "black")
assert_equal(black_or_white_key(2689), "white")
assert_equal(black_or_white_key(2690), "black")
assert_equal(black_or_white_key(2691), "white")
assert_equal(black_or_white_key(2692), "white")
assert_equal(black_or_white_key(2693), "black")
assert_equal(black_or_white_key(2694), "white")
assert_equal(black_or_white_key(2695), "black")
assert_equal(black_or_white_key(2696), "white")
assert_equal(black_or_white_key(2697), "white")
assert_equal(black_or_white_key(2698), "black")
assert_equal(black_or_white_key(2699), "white")
assert_equal(black_or_white_key(2700), "black")
assert_equal(black_or_white_key(2701), "white")
assert_equal(black_or_white_key(2702), "black")
assert_equal(black_or_white_key(2703), "white")
assert_equal(black_or_white_key(2704), "white")
assert_equal(black_or_white_key(2705), "black")
assert_equal(black_or_white_key(2706), "white")
assert_equal(black_or_white_key(2707), "black")
assert_equal(black_or_white_key(2708), "white")
assert_equal(black_or_white_key(2709), "white")
assert_equal(black_or_white_key(2710), "black")
assert_equal(black_or_white_key(2711), "white")
assert_equal(black_or_white_key(2712), "black")
assert_equal(black_or_white_key(2713), "white")
assert_equal(black_or_white_key(2714), "black")
assert_equal(black_or_white_key(2715), "white")
assert_equal(black_or_white_key(2716), "white")
assert_equal(black_or_white_key(2717), "black")
assert_equal(black_or_white_key(2718), "white")
assert_equal(black_or_white_key(2719), "black")
assert_equal(black_or_white_key(2720), "white")
assert_equal(black_or_white_key(2721), "white")
assert_equal(black_or_white_key(2722), "black")
assert_equal(black_or_white_key(2723), "white")
assert_equal(black_or_white_key(2724), "black")
assert_equal(black_or_white_key(2725), "white")
assert_equal(black_or_white_key(2726), "black")
assert_equal(black_or_white_key(2727), "white")
assert_equal(black_or_white_key(2728), "white")
assert_equal(black_or_white_key(2729), "white")
assert_equal(black_or_white_key(2730), "black")
assert_equal(black_or_white_key(2731), "white")
assert_equal(black_or_white_key(2732), "white")
assert_equal(black_or_white_key(2733), "black")
assert_equal(black_or_white_key(2734), "white")
assert_equal(black_or_white_key(2735), "black")
assert_equal(black_or_white_key(2736), "white")
assert_equal(black_or_white_key(2737), "white")
assert_equal(black_or_white_key(2738), "black")
assert_equal(black_or_white_key(2739), "white")
assert_equal(black_or_white_key(2740), "black")
assert_equal(black_or_white_key(2741), "white")
assert_equal(black_or_white_key(2742), "black")
assert_equal(black_or_white_key(2743), "white")
assert_equal(black_or_white_key(2744), "white")
assert_equal(black_or_white_key(2745), "black")
assert_equal(black_or_white_key(2746), "white")
assert_equal(black_or_white_key(2747), "black")
assert_equal(black_or_white_key(2748), "white")
assert_equal(black_or_white_key(2749), "white")
assert_equal(black_or_white_key(2750), "black")
assert_equal(black_or_white_key(2751), "white")
assert_equal(black_or_white_key(2752), "black")
assert_equal(black_or_white_key(2753), "white")
assert_equal(black_or_white_key(2754), "black")
assert_equal(black_or_white_key(2755), "white")
assert_equal(black_or_white_key(2756), "white")
assert_equal(black_or_white_key(2757), "black")
assert_equal(black_or_white_key(2758), "white")
assert_equal(black_or_white_key(2759), "black")
assert_equal(black_or_white_key(2760), "white")
assert_equal(black_or_white_key(2761), "white")
assert_equal(black_or_white_key(2762), "black")
assert_equal(black_or_white_key(2763), "white")
assert_equal(black_or_white_key(2764), "black")
assert_equal(black_or_white_key(2765), "white")
assert_equal(black_or_white_key(2766), "black")
assert_equal(black_or_white_key(2767), "white")
assert_equal(black_or_white_key(2768), "white")
assert_equal(black_or_white_key(2769), "black")
assert_equal(black_or_white_key(2770), "white")
assert_equal(black_or_white_key(2771), "black")
assert_equal(black_or_white_key(2772), "white")
assert_equal(black_or_white_key(2773), "white")
assert_equal(black_or_white_key(2774), "black")
assert_equal(black_or_white_key(2775), "white")
assert_equal(black_or_white_key(2776), "black")
assert_equal(black_or_white_key(2777), "white")
assert_equal(black_or_white_key(2778), "black")
assert_equal(black_or_white_key(2779), "white")
assert_equal(black_or_white_key(2780), "white")
assert_equal(black_or_white_key(2781), "black")
assert_equal(black_or_white_key(2782), "white")
assert_equal(black_or_white_key(2783), "black")
assert_equal(black_or_white_key(2784), "white")
assert_equal(black_or_white_key(2785), "white")
assert_equal(black_or_white_key(2786), "black")
assert_equal(black_or_white_key(2787), "white")
assert_equal(black_or_white_key(2788), "black")
assert_equal(black_or_white_key(2789), "white")
assert_equal(black_or_white_key(2790), "black")
assert_equal(black_or_white_key(2791), "white")
assert_equal(black_or_white_key(2792), "white")
assert_equal(black_or_white_key(2793), "black")
assert_equal(black_or_white_key(2794), "white")
assert_equal(black_or_white_key(2795), "black")
assert_equal(black_or_white_key(2796), "white")
assert_equal(black_or_white_key(2797), "white")
assert_equal(black_or_white_key(2798), "black")
assert_equal(black_or_white_key(2799), "white")
assert_equal(black_or_white_key(2800), "black")
assert_equal(black_or_white_key(2801), "white")
assert_equal(black_or_white_key(2802), "black")
assert_equal(black_or_white_key(2803), "white")
assert_equal(black_or_white_key(2804), "white")
assert_equal(black_or_white_key(2805), "black")
assert_equal(black_or_white_key(2806), "white")
assert_equal(black_or_white_key(2807), "black")
assert_equal(black_or_white_key(2808), "white")
assert_equal(black_or_white_key(2809), "white")
assert_equal(black_or_white_key(2810), "black")
assert_equal(black_or_white_key(2811), "white")
assert_equal(black_or_white_key(2812), "black")
assert_equal(black_or_white_key(2813), "white")
assert_equal(black_or_white_key(2814), "black")
assert_equal(black_or_white_key(2815), "white")
assert_equal(black_or_white_key(2816), "white")
assert_equal(black_or_white_key(2817), "white")
assert_equal(black_or_white_key(2818), "black")
assert_equal(black_or_white_key(2819), "white")
assert_equal(black_or_white_key(2820), "white")
assert_equal(black_or_white_key(2821), "black")
assert_equal(black_or_white_key(2822), "white")
assert_equal(black_or_white_key(2823), "black")
assert_equal(black_or_white_key(2824), "white")
assert_equal(black_or_white_key(2825), "white")
assert_equal(black_or_white_key(2826), "black")
assert_equal(black_or_white_key(2827), "white")
assert_equal(black_or_white_key(2828), "black")
assert_equal(black_or_white_key(2829), "white")
assert_equal(black_or_white_key(2830), "black")
assert_equal(black_or_white_key(2831), "white")
assert_equal(black_or_white_key(2832), "white")
assert_equal(black_or_white_key(2833), "black")
assert_equal(black_or_white_key(2834), "white")
assert_equal(black_or_white_key(2835), "black")
assert_equal(black_or_white_key(2836), "white")
assert_equal(black_or_white_key(2837), "white")
assert_equal(black_or_white_key(2838), "black")
assert_equal(black_or_white_key(2839), "white")
assert_equal(black_or_white_key(2840), "black")
assert_equal(black_or_white_key(2841), "white")
assert_equal(black_or_white_key(2842), "black")
assert_equal(black_or_white_key(2843), "white")
assert_equal(black_or_white_key(2844), "white")
assert_equal(black_or_white_key(2845), "black")
assert_equal(black_or_white_key(2846), "white")
assert_equal(black_or_white_key(2847), "black")
assert_equal(black_or_white_key(2848), "white")
assert_equal(black_or_white_key(2849), "white")
assert_equal(black_or_white_key(2850), "black")
assert_equal(black_or_white_key(2851), "white")
assert_equal(black_or_white_key(2852), "black")
assert_equal(black_or_white_key(2853), "white")
assert_equal(black_or_white_key(2854), "black")
assert_equal(black_or_white_key(2855), "white")
assert_equal(black_or_white_key(2856), "white")
assert_equal(black_or_white_key(2857), "black")
assert_equal(black_or_white_key(2858), "white")
assert_equal(black_or_white_key(2859), "black")
assert_equal(black_or_white_key(2860), "white")
assert_equal(black_or_white_key(2861), "white")
assert_equal(black_or_white_key(2862), "black")
assert_equal(black_or_white_key(2863), "white")
assert_equal(black_or_white_key(2864), "black")
assert_equal(black_or_white_key(2865), "white")
assert_equal(black_or_white_key(2866), "black")
assert_equal(black_or_white_key(2867), "white")
assert_equal(black_or_white_key(2868), "white")
assert_equal(black_or_white_key(2869), "black")
assert_equal(black_or_white_key(2870), "white")
assert_equal(black_or_white_key(2871), "black")
assert_equal(black_or_white_key(2872), "white")
assert_equal(black_or_white_key(2873), "white")
assert_equal(black_or_white_key(2874), "black")
assert_equal(black_or_white_key(2875), "white")
assert_equal(black_or_white_key(2876), "black")
assert_equal(black_or_white_key(2877), "white")
assert_equal(black_or_white_key(2878), "black")
assert_equal(black_or_white_key(2879), "white")
assert_equal(black_or_white_key(2880), "white")
assert_equal(black_or_white_key(2881), "black")
assert_equal(black_or_white_key(2882), "white")
assert_equal(black_or_white_key(2883), "black")
assert_equal(black_or_white_key(2884), "white")
assert_equal(black_or_white_key(2885), "white")
assert_equal(black_or_white_key(2886), "black")
assert_equal(black_or_white_key(2887), "white")
assert_equal(black_or_white_key(2888), "black")
assert_equal(black_or_white_key(2889), "white")
assert_equal(black_or_white_key(2890), "black")
assert_equal(black_or_white_key(2891), "white")
assert_equal(black_or_white_key(2892), "white")
assert_equal(black_or_white_key(2893), "black")
assert_equal(black_or_white_key(2894), "white")
assert_equal(black_or_white_key(2895), "black")
assert_equal(black_or_white_key(2896), "white")
assert_equal(black_or_white_key(2897), "white")
assert_equal(black_or_white_key(2898), "black")
assert_equal(black_or_white_key(2899), "white")
assert_equal(black_or_white_key(2900), "black")
assert_equal(black_or_white_key(2901), "white")
assert_equal(black_or_white_key(2902), "black")
assert_equal(black_or_white_key(2903), "white")
assert_equal(black_or_white_key(2904), "white")
assert_equal(black_or_white_key(2905), "white")
assert_equal(black_or_white_key(2906), "black")
assert_equal(black_or_white_key(2907), "white")
assert_equal(black_or_white_key(2908), "white")
assert_equal(black_or_white_key(2909), "black")
assert_equal(black_or_white_key(2910), "white")
assert_equal(black_or_white_key(2911), "black")
assert_equal(black_or_white_key(2912), "white")
assert_equal(black_or_white_key(2913), "white")
assert_equal(black_or_white_key(2914), "black")
assert_equal(black_or_white_key(2915), "white")
assert_equal(black_or_white_key(2916), "black")
assert_equal(black_or_white_key(2917), "white")
assert_equal(black_or_white_key(2918), "black")
assert_equal(black_or_white_key(2919), "white")
assert_equal(black_or_white_key(2920), "white")
assert_equal(black_or_white_key(2921), "black")
assert_equal(black_or_white_key(2922), "white")
assert_equal(black_or_white_key(2923), "black")
assert_equal(black_or_white_key(2924), "white")
assert_equal(black_or_white_key(2925), "white")
assert_equal(black_or_white_key(2926), "black")
assert_equal(black_or_white_key(2927), "white")
assert_equal(black_or_white_key(2928), "black")
assert_equal(black_or_white_key(2929), "white")
assert_equal(black_or_white_key(2930), "black")
assert_equal(black_or_white_key(2931), "white")
assert_equal(black_or_white_key(2932), "white")
assert_equal(black_or_white_key(2933), "black")
assert_equal(black_or_white_key(2934), "white")
assert_equal(black_or_white_key(2935), "black")
assert_equal(black_or_white_key(2936), "white")
assert_equal(black_or_white_key(2937), "white")
assert_equal(black_or_white_key(2938), "black")
assert_equal(black_or_white_key(2939), "white")
assert_equal(black_or_white_key(2940), "black")
assert_equal(black_or_white_key(2941), "white")
assert_equal(black_or_white_key(2942), "black")
assert_equal(black_or_white_key(2943), "white")
assert_equal(black_or_white_key(2944), "white")
assert_equal(black_or_white_key(2945), "black")
assert_equal(black_or_white_key(2946), "white")
assert_equal(black_or_white_key(2947), "black")
assert_equal(black_or_white_key(2948), "white")
assert_equal(black_or_white_key(2949), "white")
assert_equal(black_or_white_key(2950), "black")
assert_equal(black_or_white_key(2951), "white")
assert_equal(black_or_white_key(2952), "black")
assert_equal(black_or_white_key(2953), "white")
assert_equal(black_or_white_key(2954), "black")
assert_equal(black_or_white_key(2955), "white")
assert_equal(black_or_white_key(2956), "white")
assert_equal(black_or_white_key(2957), "black")
assert_equal(black_or_white_key(2958), "white")
assert_equal(black_or_white_key(2959), "black")
assert_equal(black_or_white_key(2960), "white")
assert_equal(black_or_white_key(2961), "white")
assert_equal(black_or_white_key(2962), "black")
assert_equal(black_or_white_key(2963), "white")
assert_equal(black_or_white_key(2964), "black")
assert_equal(black_or_white_key(2965), "white")
assert_equal(black_or_white_key(2966), "black")
assert_equal(black_or_white_key(2967), "white")
assert_equal(black_or_white_key(2968), "white")
assert_equal(black_or_white_key(2969), "black")
assert_equal(black_or_white_key(2970), "white")
assert_equal(black_or_white_key(2971), "black")
assert_equal(black_or_white_key(2972), "white")
assert_equal(black_or_white_key(2973), "white")
assert_equal(black_or_white_key(2974), "black")
assert_equal(black_or_white_key(2975), "white")
assert_equal(black_or_white_key(2976), "black")
assert_equal(black_or_white_key(2977), "white")
assert_equal(black_or_white_key(2978), "black")
assert_equal(black_or_white_key(2979), "white")
assert_equal(black_or_white_key(2980), "white")
assert_equal(black_or_white_key(2981), "black")
assert_equal(black_or_white_key(2982), "white")
assert_equal(black_or_white_key(2983), "black")
assert_equal(black_or_white_key(2984), "white")
assert_equal(black_or_white_key(2985), "white")
assert_equal(black_or_white_key(2986), "black")
assert_equal(black_or_white_key(2987), "white")
assert_equal(black_or_white_key(2988), "black")
assert_equal(black_or_white_key(2989), "white")
assert_equal(black_or_white_key(2990), "black")
assert_equal(black_or_white_key(2991), "white")
assert_equal(black_or_white_key(2992), "white")
assert_equal(black_or_white_key(2993), "white")
assert_equal(black_or_white_key(2994), "black")
assert_equal(black_or_white_key(2995), "white")
assert_equal(black_or_white_key(2996), "white")
assert_equal(black_or_white_key(2997), "black")
assert_equal(black_or_white_key(2998), "white")
assert_equal(black_or_white_key(2999), "black")
assert_equal(black_or_white_key(3000), "white")
assert_equal(black_or_white_key(3001), "white")
assert_equal(black_or_white_key(3002), "black")
assert_equal(black_or_white_key(3003), "white")
assert_equal(black_or_white_key(3004), "black")
assert_equal(black_or_white_key(3005), "white")
assert_equal(black_or_white_key(3006), "black")
assert_equal(black_or_white_key(3007), "white")
assert_equal(black_or_white_key(3008), "white")
assert_equal(black_or_white_key(3009), "black")
assert_equal(black_or_white_key(3010), "white")
assert_equal(black_or_white_key(3011), "black")
assert_equal(black_or_white_key(3012), "white")
assert_equal(black_or_white_key(3013), "white")
assert_equal(black_or_white_key(3014), "black")
assert_equal(black_or_white_key(3015), "white")
assert_equal(black_or_white_key(3016), "black")
assert_equal(black_or_white_key(3017), "white")
assert_equal(black_or_white_key(3018), "black")
assert_equal(black_or_white_key(3019), "white")
assert_equal(black_or_white_key(3020), "white")
assert_equal(black_or_white_key(3021), "black")
assert_equal(black_or_white_key(3022), "white")
assert_equal(black_or_white_key(3023), "black")
assert_equal(black_or_white_key(3024), "white")
assert_equal(black_or_white_key(3025), "white")
assert_equal(black_or_white_key(3026), "black")
assert_equal(black_or_white_key(3027), "white")
assert_equal(black_or_white_key(3028), "black")
assert_equal(black_or_white_key(3029), "white")
assert_equal(black_or_white_key(3030), "black")
assert_equal(black_or_white_key(3031), "white")
assert_equal(black_or_white_key(3032), "white")
assert_equal(black_or_white_key(3033), "black")
assert_equal(black_or_white_key(3034), "white")
assert_equal(black_or_white_key(3035), "black")
assert_equal(black_or_white_key(3036), "white")
assert_equal(black_or_white_key(3037), "white")
assert_equal(black_or_white_key(3038), "black")
assert_equal(black_or_white_key(3039), "white")
assert_equal(black_or_white_key(3040), "black")
assert_equal(black_or_white_key(3041), "white")
assert_equal(black_or_white_key(3042), "black")
assert_equal(black_or_white_key(3043), "white")
assert_equal(black_or_white_key(3044), "white")
assert_equal(black_or_white_key(3045), "black")
assert_equal(black_or_white_key(3046), "white")
assert_equal(black_or_white_key(3047), "black")
assert_equal(black_or_white_key(3048), "white")
assert_equal(black_or_white_key(3049), "white")
assert_equal(black_or_white_key(3050), "black")
assert_equal(black_or_white_key(3051), "white")
assert_equal(black_or_white_key(3052), "black")
assert_equal(black_or_white_key(3053), "white")
assert_equal(black_or_white_key(3054), "black")
assert_equal(black_or_white_key(3055), "white")
assert_equal(black_or_white_key(3056), "white")
assert_equal(black_or_white_key(3057), "black")
assert_equal(black_or_white_key(3058), "white")
assert_equal(black_or_white_key(3059), "black")
assert_equal(black_or_white_key(3060), "white")
assert_equal(black_or_white_key(3061), "white")
assert_equal(black_or_white_key(3062), "black")
assert_equal(black_or_white_key(3063), "white")
assert_equal(black_or_white_key(3064), "black")
assert_equal(black_or_white_key(3065), "white")
assert_equal(black_or_white_key(3066), "black")
assert_equal(black_or_white_key(3067), "white")
assert_equal(black_or_white_key(3068), "white")
assert_equal(black_or_white_key(3069), "black")
assert_equal(black_or_white_key(3070), "white")
assert_equal(black_or_white_key(3071), "black")
assert_equal(black_or_white_key(3072), "white")
assert_equal(black_or_white_key(3073), "white")
assert_equal(black_or_white_key(3074), "black")
assert_equal(black_or_white_key(3075), "white")
assert_equal(black_or_white_key(3076), "black")
assert_equal(black_or_white_key(3077), "white")
assert_equal(black_or_white_key(3078), "black")
assert_equal(black_or_white_key(3079), "white")
assert_equal(black_or_white_key(3080), "white")
assert_equal(black_or_white_key(3081), "white")
assert_equal(black_or_white_key(3082), "black")
assert_equal(black_or_white_key(3083), "white")
assert_equal(black_or_white_key(3084), "white")
assert_equal(black_or_white_key(3085), "black")
assert_equal(black_or_white_key(3086), "white")
assert_equal(black_or_white_key(3087), "black")
assert_equal(black_or_white_key(3088), "white")
assert_equal(black_or_white_key(3089), "white")
assert_equal(black_or_white_key(3090), "black")
assert_equal(black_or_white_key(3091), "white")
assert_equal(black_or_white_key(3092), "black")
assert_equal(black_or_white_key(3093), "white")
assert_equal(black_or_white_key(3094), "black")
assert_equal(black_or_white_key(3095), "white")
assert_equal(black_or_white_key(3096), "white")
assert_equal(black_or_white_key(3097), "black")
assert_equal(black_or_white_key(3098), "white")
assert_equal(black_or_white_key(3099), "black")
assert_equal(black_or_white_key(3100), "white")
assert_equal(black_or_white_key(3101), "white")
assert_equal(black_or_white_key(3102), "black")
assert_equal(black_or_white_key(3103), "white")
assert_equal(black_or_white_key(3104), "black")
assert_equal(black_or_white_key(3105), "white")
assert_equal(black_or_white_key(3106), "black")
assert_equal(black_or_white_key(3107), "white")
assert_equal(black_or_white_key(3108), "white")
assert_equal(black_or_white_key(3109), "black")
assert_equal(black_or_white_key(3110), "white")
assert_equal(black_or_white_key(3111), "black")
assert_equal(black_or_white_key(3112), "white")
assert_equal(black_or_white_key(3113), "white")
assert_equal(black_or_white_key(3114), "black")
assert_equal(black_or_white_key(3115), "white")
assert_equal(black_or_white_key(3116), "black")
assert_equal(black_or_white_key(3117), "white")
assert_equal(black_or_white_key(3118), "black")
assert_equal(black_or_white_key(3119), "white")
assert_equal(black_or_white_key(3120), "white")
assert_equal(black_or_white_key(3121), "black")
assert_equal(black_or_white_key(3122), "white")
assert_equal(black_or_white_key(3123), "black")
assert_equal(black_or_white_key(3124), "white")
assert_equal(black_or_white_key(3125), "white")
assert_equal(black_or_white_key(3126), "black")
assert_equal(black_or_white_key(3127), "white")
assert_equal(black_or_white_key(3128), "black")
assert_equal(black_or_white_key(3129), "white")
assert_equal(black_or_white_key(3130), "black")
assert_equal(black_or_white_key(3131), "white")
assert_equal(black_or_white_key(3132), "white")
assert_equal(black_or_white_key(3133), "black")
assert_equal(black_or_white_key(3134), "white")
assert_equal(black_or_white_key(3135), "black")
assert_equal(black_or_white_key(3136), "white")
assert_equal(black_or_white_key(3137), "white")
assert_equal(black_or_white_key(3138), "black")
assert_equal(black_or_white_key(3139), "white")
assert_equal(black_or_white_key(3140), "black")
assert_equal(black_or_white_key(3141), "white")
assert_equal(black_or_white_key(3142), "black")
assert_equal(black_or_white_key(3143), "white")
assert_equal(black_or_white_key(3144), "white")
assert_equal(black_or_white_key(3145), "black")
assert_equal(black_or_white_key(3146), "white")
assert_equal(black_or_white_key(3147), "black")
assert_equal(black_or_white_key(3148), "white")
assert_equal(black_or_white_key(3149), "white")
assert_equal(black_or_white_key(3150), "black")
assert_equal(black_or_white_key(3151), "white")
assert_equal(black_or_white_key(3152), "black")
assert_equal(black_or_white_key(3153), "white")
assert_equal(black_or_white_key(3154), "black")
assert_equal(black_or_white_key(3155), "white")
assert_equal(black_or_white_key(3156), "white")
assert_equal(black_or_white_key(3157), "black")
assert_equal(black_or_white_key(3158), "white")
assert_equal(black_or_white_key(3159), "black")
assert_equal(black_or_white_key(3160), "white")
assert_equal(black_or_white_key(3161), "white")
assert_equal(black_or_white_key(3162), "black")
assert_equal(black_or_white_key(3163), "white")
assert_equal(black_or_white_key(3164), "black")
assert_equal(black_or_white_key(3165), "white")
assert_equal(black_or_white_key(3166), "black")
assert_equal(black_or_white_key(3167), "white")
assert_equal(black_or_white_key(3168), "white")
assert_equal(black_or_white_key(3169), "white")
assert_equal(black_or_white_key(3170), "black")
assert_equal(black_or_white_key(3171), "white")
assert_equal(black_or_white_key(3172), "white")
assert_equal(black_or_white_key(3173), "black")
assert_equal(black_or_white_key(3174), "white")
assert_equal(black_or_white_key(3175), "black")
assert_equal(black_or_white_key(3176), "white")
assert_equal(black_or_white_key(3177), "white")
assert_equal(black_or_white_key(3178), "black")
assert_equal(black_or_white_key(3179), "white")
assert_equal(black_or_white_key(3180), "black")
assert_equal(black_or_white_key(3181), "white")
assert_equal(black_or_white_key(3182), "black")
assert_equal(black_or_white_key(3183), "white")
assert_equal(black_or_white_key(3184), "white")
assert_equal(black_or_white_key(3185), "black")
assert_equal(black_or_white_key(3186), "white")
assert_equal(black_or_white_key(3187), "black")
assert_equal(black_or_white_key(3188), "white")
assert_equal(black_or_white_key(3189), "white")
assert_equal(black_or_white_key(3190), "black")
assert_equal(black_or_white_key(3191), "white")
assert_equal(black_or_white_key(3192), "black")
assert_equal(black_or_white_key(3193), "white")
assert_equal(black_or_white_key(3194), "black")
assert_equal(black_or_white_key(3195), "white")
assert_equal(black_or_white_key(3196), "white")
assert_equal(black_or_white_key(3197), "black")
assert_equal(black_or_white_key(3198), "white")
assert_equal(black_or_white_key(3199), "black")
assert_equal(black_or_white_key(3200), "white")
assert_equal(black_or_white_key(3201), "white")
assert_equal(black_or_white_key(3202), "black")
assert_equal(black_or_white_key(3203), "white")
assert_equal(black_or_white_key(3204), "black")
assert_equal(black_or_white_key(3205), "white")
assert_equal(black_or_white_key(3206), "black")
assert_equal(black_or_white_key(3207), "white")
assert_equal(black_or_white_key(3208), "white")
assert_equal(black_or_white_key(3209), "black")
assert_equal(black_or_white_key(3210), "white")
assert_equal(black_or_white_key(3211), "black")
assert_equal(black_or_white_key(3212), "white")
assert_equal(black_or_white_key(3213), "white")
assert_equal(black_or_white_key(3214), "black")
assert_equal(black_or_white_key(3215), "white")
assert_equal(black_or_white_key(3216), "black")
assert_equal(black_or_white_key(3217), "white")
assert_equal(black_or_white_key(3218), "black")
assert_equal(black_or_white_key(3219), "white")
assert_equal(black_or_white_key(3220), "white")
assert_equal(black_or_white_key(3221), "black")
assert_equal(black_or_white_key(3222), "white")
assert_equal(black_or_white_key(3223), "black")
assert_equal(black_or_white_key(3224), "white")
assert_equal(black_or_white_key(3225), "white")
assert_equal(black_or_white_key(3226), "black")
assert_equal(black_or_white_key(3227), "white")
assert_equal(black_or_white_key(3228), "black")
assert_equal(black_or_white_key(3229), "white")
assert_equal(black_or_white_key(3230), "black")
assert_equal(black_or_white_key(3231), "white")
assert_equal(black_or_white_key(3232), "white")
assert_equal(black_or_white_key(3233), "black")
assert_equal(black_or_white_key(3234), "white")
assert_equal(black_or_white_key(3235), "black")
assert_equal(black_or_white_key(3236), "white")
assert_equal(black_or_white_key(3237), "white")
assert_equal(black_or_white_key(3238), "black")
assert_equal(black_or_white_key(3239), "white")
assert_equal(black_or_white_key(3240), "black")
assert_equal(black_or_white_key(3241), "white")
assert_equal(black_or_white_key(3242), "black")
assert_equal(black_or_white_key(3243), "white")
assert_equal(black_or_white_key(3244), "white")
assert_equal(black_or_white_key(3245), "black")
assert_equal(black_or_white_key(3246), "white")
assert_equal(black_or_white_key(3247), "black")
assert_equal(black_or_white_key(3248), "white")
assert_equal(black_or_white_key(3249), "white")
assert_equal(black_or_white_key(3250), "black")
assert_equal(black_or_white_key(3251), "white")
assert_equal(black_or_white_key(3252), "black")
assert_equal(black_or_white_key(3253), "white")
assert_equal(black_or_white_key(3254), "black")
assert_equal(black_or_white_key(3255), "white")
assert_equal(black_or_white_key(3256), "white")
assert_equal(black_or_white_key(3257), "white")
assert_equal(black_or_white_key(3258), "black")
assert_equal(black_or_white_key(3259), "white")
assert_equal(black_or_white_key(3260), "white")
assert_equal(black_or_white_key(3261), "black")
assert_equal(black_or_white_key(3262), "white")
assert_equal(black_or_white_key(3263), "black")
assert_equal(black_or_white_key(3264), "white")
assert_equal(black_or_white_key(3265), "white")
assert_equal(black_or_white_key(3266), "black")
assert_equal(black_or_white_key(3267), "white")
assert_equal(black_or_white_key(3268), "black")
assert_equal(black_or_white_key(3269), "white")
assert_equal(black_or_white_key(3270), "black")
assert_equal(black_or_white_key(3271), "white")
assert_equal(black_or_white_key(3272), "white")
assert_equal(black_or_white_key(3273), "black")
assert_equal(black_or_white_key(3274), "white")
assert_equal(black_or_white_key(3275), "black")
assert_equal(black_or_white_key(3276), "white")
assert_equal(black_or_white_key(3277), "white")
assert_equal(black_or_white_key(3278), "black")
assert_equal(black_or_white_key(3279), "white")
assert_equal(black_or_white_key(3280), "black")
assert_equal(black_or_white_key(3281), "white")
assert_equal(black_or_white_key(3282), "black")
assert_equal(black_or_white_key(3283), "white")
assert_equal(black_or_white_key(3284), "white")
assert_equal(black_or_white_key(3285), "black")
assert_equal(black_or_white_key(3286), "white")
assert_equal(black_or_white_key(3287), "black")
assert_equal(black_or_white_key(3288), "white")
assert_equal(black_or_white_key(3289), "white")
assert_equal(black_or_white_key(3290), "black")
assert_equal(black_or_white_key(3291), "white")
assert_equal(black_or_white_key(3292), "black")
assert_equal(black_or_white_key(3293), "white")
assert_equal(black_or_white_key(3294), "black")
assert_equal(black_or_white_key(3295), "white")
assert_equal(black_or_white_key(3296), "white")
assert_equal(black_or_white_key(3297), "black")
assert_equal(black_or_white_key(3298), "white")
assert_equal(black_or_white_key(3299), "black")
assert_equal(black_or_white_key(3300), "white")
assert_equal(black_or_white_key(3301), "white")
assert_equal(black_or_white_key(3302), "black")
assert_equal(black_or_white_key(3303), "white")
assert_equal(black_or_white_key(3304), "black")
assert_equal(black_or_white_key(3305), "white")
assert_equal(black_or_white_key(3306), "black")
assert_equal(black_or_white_key(3307), "white")
assert_equal(black_or_white_key(3308), "white")
assert_equal(black_or_white_key(3309), "black")
assert_equal(black_or_white_key(3310), "white")
assert_equal(black_or_white_key(3311), "black")
assert_equal(black_or_white_key(3312), "white")
assert_equal(black_or_white_key(3313), "white")
assert_equal(black_or_white_key(3314), "black")
assert_equal(black_or_white_key(3315), "white")
assert_equal(black_or_white_key(3316), "black")
assert_equal(black_or_white_key(3317), "white")
assert_equal(black_or_white_key(3318), "black")
assert_equal(black_or_white_key(3319), "white")
assert_equal(black_or_white_key(3320), "white")
assert_equal(black_or_white_key(3321), "black")
assert_equal(black_or_white_key(3322), "white")
assert_equal(black_or_white_key(3323), "black")
assert_equal(black_or_white_key(3324), "white")
assert_equal(black_or_white_key(3325), "white")
assert_equal(black_or_white_key(3326), "black")
assert_equal(black_or_white_key(3327), "white")
assert_equal(black_or_white_key(3328), "black")
assert_equal(black_or_white_key(3329), "white")
assert_equal(black_or_white_key(3330), "black")
assert_equal(black_or_white_key(3331), "white")
assert_equal(black_or_white_key(3332), "white")
assert_equal(black_or_white_key(3333), "black")
assert_equal(black_or_white_key(3334), "white")
assert_equal(black_or_white_key(3335), "black")
assert_equal(black_or_white_key(3336), "white")
assert_equal(black_or_white_key(3337), "white")
assert_equal(black_or_white_key(3338), "black")
assert_equal(black_or_white_key(3339), "white")
assert_equal(black_or_white_key(3340), "black")
assert_equal(black_or_white_key(3341), "white")
assert_equal(black_or_white_key(3342), "black")
assert_equal(black_or_white_key(3343), "white")
assert_equal(black_or_white_key(3344), "white")
assert_equal(black_or_white_key(3345), "white")
assert_equal(black_or_white_key(3346), "black")
assert_equal(black_or_white_key(3347), "white")
assert_equal(black_or_white_key(3348), "white")
assert_equal(black_or_white_key(3349), "black")
assert_equal(black_or_white_key(3350), "white")
assert_equal(black_or_white_key(3351), "black")
assert_equal(black_or_white_key(3352), "white")
assert_equal(black_or_white_key(3353), "white")
assert_equal(black_or_white_key(3354), "black")
assert_equal(black_or_white_key(3355), "white")
assert_equal(black_or_white_key(3356), "black")
assert_equal(black_or_white_key(3357), "white")
assert_equal(black_or_white_key(3358), "black")
assert_equal(black_or_white_key(3359), "white")
assert_equal(black_or_white_key(3360), "white")
assert_equal(black_or_white_key(3361), "black")
assert_equal(black_or_white_key(3362), "white")
assert_equal(black_or_white_key(3363), "black")
assert_equal(black_or_white_key(3364), "white")
assert_equal(black_or_white_key(3365), "white")
assert_equal(black_or_white_key(3366), "black")
assert_equal(black_or_white_key(3367), "white")
assert_equal(black_or_white_key(3368), "black")
assert_equal(black_or_white_key(3369), "white")
assert_equal(black_or_white_key(3370), "black")
assert_equal(black_or_white_key(3371), "white")
assert_equal(black_or_white_key(3372), "white")
assert_equal(black_or_white_key(3373), "black")
assert_equal(black_or_white_key(3374), "white")
assert_equal(black_or_white_key(3375), "black")
assert_equal(black_or_white_key(3376), "white")
assert_equal(black_or_white_key(3377), "white")
assert_equal(black_or_white_key(3378), "black")
assert_equal(black_or_white_key(3379), "white")
assert_equal(black_or_white_key(3380), "black")
assert_equal(black_or_white_key(3381), "white")
assert_equal(black_or_white_key(3382), "black")
assert_equal(black_or_white_key(3383), "white")
assert_equal(black_or_white_key(3384), "white")
assert_equal(black_or_white_key(3385), "black")
assert_equal(black_or_white_key(3386), "white")
assert_equal(black_or_white_key(3387), "black")
assert_equal(black_or_white_key(3388), "white")
assert_equal(black_or_white_key(3389), "white")
assert_equal(black_or_white_key(3390), "black")
assert_equal(black_or_white_key(3391), "white")
assert_equal(black_or_white_key(3392), "black")
assert_equal(black_or_white_key(3393), "white")
assert_equal(black_or_white_key(3394), "black")
assert_equal(black_or_white_key(3395), "white")
assert_equal(black_or_white_key(3396), "white")
assert_equal(black_or_white_key(3397), "black")
assert_equal(black_or_white_key(3398), "white")
assert_equal(black_or_white_key(3399), "black")
assert_equal(black_or_white_key(3400), "white")
assert_equal(black_or_white_key(3401), "white")
assert_equal(black_or_white_key(3402), "black")
assert_equal(black_or_white_key(3403), "white")
assert_equal(black_or_white_key(3404), "black")
assert_equal(black_or_white_key(3405), "white")
assert_equal(black_or_white_key(3406), "black")
assert_equal(black_or_white_key(3407), "white")
assert_equal(black_or_white_key(3408), "white")
assert_equal(black_or_white_key(3409), "black")
assert_equal(black_or_white_key(3410), "white")
assert_equal(black_or_white_key(3411), "black")
assert_equal(black_or_white_key(3412), "white")
assert_equal(black_or_white_key(3413), "white")
assert_equal(black_or_white_key(3414), "black")
assert_equal(black_or_white_key(3415), "white")
assert_equal(black_or_white_key(3416), "black")
assert_equal(black_or_white_key(3417), "white")
assert_equal(black_or_white_key(3418), "black")
assert_equal(black_or_white_key(3419), "white")
assert_equal(black_or_white_key(3420), "white")
assert_equal(black_or_white_key(3421), "black")
assert_equal(black_or_white_key(3422), "white")
assert_equal(black_or_white_key(3423), "black")
assert_equal(black_or_white_key(3424), "white")
assert_equal(black_or_white_key(3425), "white")
assert_equal(black_or_white_key(3426), "black")
assert_equal(black_or_white_key(3427), "white")
assert_equal(black_or_white_key(3428), "black")
assert_equal(black_or_white_key(3429), "white")
assert_equal(black_or_white_key(3430), "black")
assert_equal(black_or_white_key(3431), "white")
assert_equal(black_or_white_key(3432), "white")
assert_equal(black_or_white_key(3433), "white")
assert_equal(black_or_white_key(3434), "black")
assert_equal(black_or_white_key(3435), "white")
assert_equal(black_or_white_key(3436), "white")
assert_equal(black_or_white_key(3437), "black")
assert_equal(black_or_white_key(3438), "white")
assert_equal(black_or_white_key(3439), "black")
assert_equal(black_or_white_key(3440), "white")
assert_equal(black_or_white_key(3441), "white")
assert_equal(black_or_white_key(3442), "black")
assert_equal(black_or_white_key(3443), "white")
assert_equal(black_or_white_key(3444), "black")
assert_equal(black_or_white_key(3445), "white")
assert_equal(black_or_white_key(3446), "black")
assert_equal(black_or_white_key(3447), "white")
assert_equal(black_or_white_key(3448), "white")
assert_equal(black_or_white_key(3449), "black")
assert_equal(black_or_white_key(3450), "white")
assert_equal(black_or_white_key(3451), "black")
assert_equal(black_or_white_key(3452), "white")
assert_equal(black_or_white_key(3453), "white")
assert_equal(black_or_white_key(3454), "black")
assert_equal(black_or_white_key(3455), "white")
assert_equal(black_or_white_key(3456), "black")
assert_equal(black_or_white_key(3457), "white")
assert_equal(black_or_white_key(3458), "black")
assert_equal(black_or_white_key(3459), "white")
assert_equal(black_or_white_key(3460), "white")
assert_equal(black_or_white_key(3461), "black")
assert_equal(black_or_white_key(3462), "white")
assert_equal(black_or_white_key(3463), "black")
assert_equal(black_or_white_key(3464), "white")
assert_equal(black_or_white_key(3465), "white")
assert_equal(black_or_white_key(3466), "black")
assert_equal(black_or_white_key(3467), "white")
assert_equal(black_or_white_key(3468), "black")
assert_equal(black_or_white_key(3469), "white")
assert_equal(black_or_white_key(3470), "black")
assert_equal(black_or_white_key(3471), "white")
assert_equal(black_or_white_key(3472), "white")
assert_equal(black_or_white_key(3473), "black")
assert_equal(black_or_white_key(3474), "white")
assert_equal(black_or_white_key(3475), "black")
assert_equal(black_or_white_key(3476), "white")
assert_equal(black_or_white_key(3477), "white")
assert_equal(black_or_white_key(3478), "black")
assert_equal(black_or_white_key(3479), "white")
assert_equal(black_or_white_key(3480), "black")
assert_equal(black_or_white_key(3481), "white")
assert_equal(black_or_white_key(3482), "black")
assert_equal(black_or_white_key(3483), "white")
assert_equal(black_or_white_key(3484), "white")
assert_equal(black_or_white_key(3485), "black")
assert_equal(black_or_white_key(3486), "white")
assert_equal(black_or_white_key(3487), "black")
assert_equal(black_or_white_key(3488), "white")
assert_equal(black_or_white_key(3489), "white")
assert_equal(black_or_white_key(3490), "black")
assert_equal(black_or_white_key(3491), "white")
assert_equal(black_or_white_key(3492), "black")
assert_equal(black_or_white_key(3493), "white")
assert_equal(black_or_white_key(3494), "black")
assert_equal(black_or_white_key(3495), "white")
assert_equal(black_or_white_key(3496), "white")
assert_equal(black_or_white_key(3497), "black")
assert_equal(black_or_white_key(3498), "white")
assert_equal(black_or_white_key(3499), "black")
assert_equal(black_or_white_key(3500), "white")
assert_equal(black_or_white_key(3501), "white")
assert_equal(black_or_white_key(3502), "black")
assert_equal(black_or_white_key(3503), "white")
assert_equal(black_or_white_key(3504), "black")
assert_equal(black_or_white_key(3505), "white")
assert_equal(black_or_white_key(3506), "black")
assert_equal(black_or_white_key(3507), "white")
assert_equal(black_or_white_key(3508), "white")
assert_equal(black_or_white_key(3509), "black")
assert_equal(black_or_white_key(3510), "white")
assert_equal(black_or_white_key(3511), "black")
assert_equal(black_or_white_key(3512), "white")
assert_equal(black_or_white_key(3513), "white")
assert_equal(black_or_white_key(3514), "black")
assert_equal(black_or_white_key(3515), "white")
assert_equal(black_or_white_key(3516), "black")
assert_equal(black_or_white_key(3517), "white")
assert_equal(black_or_white_key(3518), "black")
assert_equal(black_or_white_key(3519), "white")
assert_equal(black_or_white_key(3520), "white")
assert_equal(black_or_white_key(3521), "white")
assert_equal(black_or_white_key(3522), "black")
assert_equal(black_or_white_key(3523), "white")
assert_equal(black_or_white_key(3524), "white")
assert_equal(black_or_white_key(3525), "black")
assert_equal(black_or_white_key(3526), "white")
assert_equal(black_or_white_key(3527), "black")
assert_equal(black_or_white_key(3528), "white")
assert_equal(black_or_white_key(3529), "white")
assert_equal(black_or_white_key(3530), "black")
assert_equal(black_or_white_key(3531), "white")
assert_equal(black_or_white_key(3532), "black")
assert_equal(black_or_white_key(3533), "white")
assert_equal(black_or_white_key(3534), "black")
assert_equal(black_or_white_key(3535), "white")
assert_equal(black_or_white_key(3536), "white")
assert_equal(black_or_white_key(3537), "black")
assert_equal(black_or_white_key(3538), "white")
assert_equal(black_or_white_key(3539), "black")
assert_equal(black_or_white_key(3540), "white")
assert_equal(black_or_white_key(3541), "white")
assert_equal(black_or_white_key(3542), "black")
assert_equal(black_or_white_key(3543), "white")
assert_equal(black_or_white_key(3544), "black")
assert_equal(black_or_white_key(3545), "white")
assert_equal(black_or_white_key(3546), "black")
assert_equal(black_or_white_key(3547), "white")
assert_equal(black_or_white_key(3548), "white")
assert_equal(black_or_white_key(3549), "black")
assert_equal(black_or_white_key(3550), "white")
assert_equal(black_or_white_key(3551), "black")
assert_equal(black_or_white_key(3552), "white")
assert_equal(black_or_white_key(3553), "white")
assert_equal(black_or_white_key(3554), "black")
assert_equal(black_or_white_key(3555), "white")
assert_equal(black_or_white_key(3556), "black")
assert_equal(black_or_white_key(3557), "white")
assert_equal(black_or_white_key(3558), "black")
assert_equal(black_or_white_key(3559), "white")
assert_equal(black_or_white_key(3560), "white")
assert_equal(black_or_white_key(3561), "black")
assert_equal(black_or_white_key(3562), "white")
assert_equal(black_or_white_key(3563), "black")
assert_equal(black_or_white_key(3564), "white")
assert_equal(black_or_white_key(3565), "white")
assert_equal(black_or_white_key(3566), "black")
assert_equal(black_or_white_key(3567), "white")
assert_equal(black_or_white_key(3568), "black")
assert_equal(black_or_white_key(3569), "white")
assert_equal(black_or_white_key(3570), "black")
assert_equal(black_or_white_key(3571), "white")
assert_equal(black_or_white_key(3572), "white")
assert_equal(black_or_white_key(3573), "black")
assert_equal(black_or_white_key(3574), "white")
assert_equal(black_or_white_key(3575), "black")
assert_equal(black_or_white_key(3576), "white")
assert_equal(black_or_white_key(3577), "white")
assert_equal(black_or_white_key(3578), "black")
assert_equal(black_or_white_key(3579), "white")
assert_equal(black_or_white_key(3580), "black")
assert_equal(black_or_white_key(3581), "white")
assert_equal(black_or_white_key(3582), "black")
assert_equal(black_or_white_key(3583), "white")
assert_equal(black_or_white_key(3584), "white")
assert_equal(black_or_white_key(3585), "black")
assert_equal(black_or_white_key(3586), "white")
assert_equal(black_or_white_key(3587), "black")
assert_equal(black_or_white_key(3588), "white")
assert_equal(black_or_white_key(3589), "white")
assert_equal(black_or_white_key(3590), "black")
assert_equal(black_or_white_key(3591), "white")
assert_equal(black_or_white_key(3592), "black")
assert_equal(black_or_white_key(3593), "white")
assert_equal(black_or_white_key(3594), "black")
assert_equal(black_or_white_key(3595), "white")
assert_equal(black_or_white_key(3596), "white")
assert_equal(black_or_white_key(3597), "black")
assert_equal(black_or_white_key(3598), "white")
assert_equal(black_or_white_key(3599), "black")
assert_equal(black_or_white_key(3600), "white")
assert_equal(black_or_white_key(3601), "white")
assert_equal(black_or_white_key(3602), "black")
assert_equal(black_or_white_key(3603), "white")
assert_equal(black_or_white_key(3604), "black")
assert_equal(black_or_white_key(3605), "white")
assert_equal(black_or_white_key(3606), "black")
assert_equal(black_or_white_key(3607), "white")
assert_equal(black_or_white_key(3608), "white")
assert_equal(black_or_white_key(3609), "white")
assert_equal(black_or_white_key(3610), "black")
assert_equal(black_or_white_key(3611), "white")
assert_equal(black_or_white_key(3612), "white")
assert_equal(black_or_white_key(3613), "black")
assert_equal(black_or_white_key(3614), "white")
assert_equal(black_or_white_key(3615), "black")
assert_equal(black_or_white_key(3616), "white")
assert_equal(black_or_white_key(3617), "white")
assert_equal(black_or_white_key(3618), "black")
assert_equal(black_or_white_key(3619), "white")
assert_equal(black_or_white_key(3620), "black")
assert_equal(black_or_white_key(3621), "white")
assert_equal(black_or_white_key(3622), "black")
assert_equal(black_or_white_key(3623), "white")
assert_equal(black_or_white_key(3624), "white")
assert_equal(black_or_white_key(3625), "black")
assert_equal(black_or_white_key(3626), "white")
assert_equal(black_or_white_key(3627), "black")
assert_equal(black_or_white_key(3628), "white")
assert_equal(black_or_white_key(3629), "white")
assert_equal(black_or_white_key(3630), "black")
assert_equal(black_or_white_key(3631), "white")
assert_equal(black_or_white_key(3632), "black")
assert_equal(black_or_white_key(3633), "white")
assert_equal(black_or_white_key(3634), "black")
assert_equal(black_or_white_key(3635), "white")
assert_equal(black_or_white_key(3636), "white")
assert_equal(black_or_white_key(3637), "black")
assert_equal(black_or_white_key(3638), "white")
assert_equal(black_or_white_key(3639), "black")
assert_equal(black_or_white_key(3640), "white")
assert_equal(black_or_white_key(3641), "white")
assert_equal(black_or_white_key(3642), "black")
assert_equal(black_or_white_key(3643), "white")
assert_equal(black_or_white_key(3644), "black")
assert_equal(black_or_white_key(3645), "white")
assert_equal(black_or_white_key(3646), "black")
assert_equal(black_or_white_key(3647), "white")
assert_equal(black_or_white_key(3648), "white")
assert_equal(black_or_white_key(3649), "black")
assert_equal(black_or_white_key(3650), "white")
assert_equal(black_or_white_key(3651), "black")
assert_equal(black_or_white_key(3652), "white")
assert_equal(black_or_white_key(3653), "white")
assert_equal(black_or_white_key(3654), "black")
assert_equal(black_or_white_key(3655), "white")
assert_equal(black_or_white_key(3656), "black")
assert_equal(black_or_white_key(3657), "white")
assert_equal(black_or_white_key(3658), "black")
assert_equal(black_or_white_key(3659), "white")
assert_equal(black_or_white_key(3660), "white")
assert_equal(black_or_white_key(3661), "black")
assert_equal(black_or_white_key(3662), "white")
assert_equal(black_or_white_key(3663), "black")
assert_equal(black_or_white_key(3664), "white")
assert_equal(black_or_white_key(3665), "white")
assert_equal(black_or_white_key(3666), "black")
assert_equal(black_or_white_key(3667), "white")
assert_equal(black_or_white_key(3668), "black")
assert_equal(black_or_white_key(3669), "white")
assert_equal(black_or_white_key(3670), "black")
assert_equal(black_or_white_key(3671), "white")
assert_equal(black_or_white_key(3672), "white")
assert_equal(black_or_white_key(3673), "black")
assert_equal(black_or_white_key(3674), "white")
assert_equal(black_or_white_key(3675), "black")
assert_equal(black_or_white_key(3676), "white")
assert_equal(black_or_white_key(3677), "white")
assert_equal(black_or_white_key(3678), "black")
assert_equal(black_or_white_key(3679), "white")
assert_equal(black_or_white_key(3680), "black")
assert_equal(black_or_white_key(3681), "white")
assert_equal(black_or_white_key(3682), "black")
assert_equal(black_or_white_key(3683), "white")
assert_equal(black_or_white_key(3684), "white")
assert_equal(black_or_white_key(3685), "black")
assert_equal(black_or_white_key(3686), "white")
assert_equal(black_or_white_key(3687), "black")
assert_equal(black_or_white_key(3688), "white")
assert_equal(black_or_white_key(3689), "white")
assert_equal(black_or_white_key(3690), "black")
assert_equal(black_or_white_key(3691), "white")
assert_equal(black_or_white_key(3692), "black")
assert_equal(black_or_white_key(3693), "white")
assert_equal(black_or_white_key(3694), "black")
assert_equal(black_or_white_key(3695), "white")
assert_equal(black_or_white_key(3696), "white")
assert_equal(black_or_white_key(3697), "white")
assert_equal(black_or_white_key(3698), "black")
assert_equal(black_or_white_key(3699), "white")
assert_equal(black_or_white_key(3700), "white")
assert_equal(black_or_white_key(3701), "black")
assert_equal(black_or_white_key(3702), "white")
assert_equal(black_or_white_key(3703), "black")
assert_equal(black_or_white_key(3704), "white")
assert_equal(black_or_white_key(3705), "white")
assert_equal(black_or_white_key(3706), "black")
assert_equal(black_or_white_key(3707), "white")
assert_equal(black_or_white_key(3708), "black")
assert_equal(black_or_white_key(3709), "white")
assert_equal(black_or_white_key(3710), "black")
assert_equal(black_or_white_key(3711), "white")
assert_equal(black_or_white_key(3712), "white")
assert_equal(black_or_white_key(3713), "black")
assert_equal(black_or_white_key(3714), "white")
assert_equal(black_or_white_key(3715), "black")
assert_equal(black_or_white_key(3716), "white")
assert_equal(black_or_white_key(3717), "white")
assert_equal(black_or_white_key(3718), "black")
assert_equal(black_or_white_key(3719), "white")
assert_equal(black_or_white_key(3720), "black")
assert_equal(black_or_white_key(3721), "white")
assert_equal(black_or_white_key(3722), "black")
assert_equal(black_or_white_key(3723), "white")
assert_equal(black_or_white_key(3724), "white")
assert_equal(black_or_white_key(3725), "black")
assert_equal(black_or_white_key(3726), "white")
assert_equal(black_or_white_key(3727), "black")
assert_equal(black_or_white_key(3728), "white")
assert_equal(black_or_white_key(3729), "white")
assert_equal(black_or_white_key(3730), "black")
assert_equal(black_or_white_key(3731), "white")
assert_equal(black_or_white_key(3732), "black")
assert_equal(black_or_white_key(3733), "white")
assert_equal(black_or_white_key(3734), "black")
assert_equal(black_or_white_key(3735), "white")
assert_equal(black_or_white_key(3736), "white")
assert_equal(black_or_white_key(3737), "black")
assert_equal(black_or_white_key(3738), "white")
assert_equal(black_or_white_key(3739), "black")
assert_equal(black_or_white_key(3740), "white")
assert_equal(black_or_white_key(3741), "white")
assert_equal(black_or_white_key(3742), "black")
assert_equal(black_or_white_key(3743), "white")
assert_equal(black_or_white_key(3744), "black")
assert_equal(black_or_white_key(3745), "white")
assert_equal(black_or_white_key(3746), "black")
assert_equal(black_or_white_key(3747), "white")
assert_equal(black_or_white_key(3748), "white")
assert_equal(black_or_white_key(3749), "black")
assert_equal(black_or_white_key(3750), "white")
assert_equal(black_or_white_key(3751), "black")
assert_equal(black_or_white_key(3752), "white")
assert_equal(black_or_white_key(3753), "white")
assert_equal(black_or_white_key(3754), "black")
assert_equal(black_or_white_key(3755), "white")
assert_equal(black_or_white_key(3756), "black")
assert_equal(black_or_white_key(3757), "white")
assert_equal(black_or_white_key(3758), "black")
assert_equal(black_or_white_key(3759), "white")
assert_equal(black_or_white_key(3760), "white")
assert_equal(black_or_white_key(3761), "black")
assert_equal(black_or_white_key(3762), "white")
assert_equal(black_or_white_key(3763), "black")
assert_equal(black_or_white_key(3764), "white")
assert_equal(black_or_white_key(3765), "white")
assert_equal(black_or_white_key(3766), "black")
assert_equal(black_or_white_key(3767), "white")
assert_equal(black_or_white_key(3768), "black")
assert_equal(black_or_white_key(3769), "white")
assert_equal(black_or_white_key(3770), "black")
assert_equal(black_or_white_key(3771), "white")
assert_equal(black_or_white_key(3772), "white")
assert_equal(black_or_white_key(3773), "black")
assert_equal(black_or_white_key(3774), "white")
assert_equal(black_or_white_key(3775), "black")
assert_equal(black_or_white_key(3776), "white")
assert_equal(black_or_white_key(3777), "white")
assert_equal(black_or_white_key(3778), "black")
assert_equal(black_or_white_key(3779), "white")
assert_equal(black_or_white_key(3780), "black")
assert_equal(black_or_white_key(3781), "white")
assert_equal(black_or_white_key(3782), "black")
assert_equal(black_or_white_key(3783), "white")
assert_equal(black_or_white_key(3784), "white")
assert_equal(black_or_white_key(3785), "white")
assert_equal(black_or_white_key(3786), "black")
assert_equal(black_or_white_key(3787), "white")
assert_equal(black_or_white_key(3788), "white")
assert_equal(black_or_white_key(3789), "black")
assert_equal(black_or_white_key(3790), "white")
assert_equal(black_or_white_key(3791), "black")
assert_equal(black_or_white_key(3792), "white")
assert_equal(black_or_white_key(3793), "white")
assert_equal(black_or_white_key(3794), "black")
assert_equal(black_or_white_key(3795), "white")
assert_equal(black_or_white_key(3796), "black")
assert_equal(black_or_white_key(3797), "white")
assert_equal(black_or_white_key(3798), "black")
assert_equal(black_or_white_key(3799), "white")
assert_equal(black_or_white_key(3800), "white")
assert_equal(black_or_white_key(3801), "black")
assert_equal(black_or_white_key(3802), "white")
assert_equal(black_or_white_key(3803), "black")
assert_equal(black_or_white_key(3804), "white")
assert_equal(black_or_white_key(3805), "white")
assert_equal(black_or_white_key(3806), "black")
assert_equal(black_or_white_key(3807), "white")
assert_equal(black_or_white_key(3808), "black")
assert_equal(black_or_white_key(3809), "white")
assert_equal(black_or_white_key(3810), "black")
assert_equal(black_or_white_key(3811), "white")
assert_equal(black_or_white_key(3812), "white")
assert_equal(black_or_white_key(3813), "black")
assert_equal(black_or_white_key(3814), "white")
assert_equal(black_or_white_key(3815), "black")
assert_equal(black_or_white_key(3816), "white")
assert_equal(black_or_white_key(3817), "white")
assert_equal(black_or_white_key(3818), "black")
assert_equal(black_or_white_key(3819), "white")
assert_equal(black_or_white_key(3820), "black")
assert_equal(black_or_white_key(3821), "white")
assert_equal(black_or_white_key(3822), "black")
assert_equal(black_or_white_key(3823), "white")
assert_equal(black_or_white_key(3824), "white")
assert_equal(black_or_white_key(3825), "black")
assert_equal(black_or_white_key(3826), "white")
assert_equal(black_or_white_key(3827), "black")
assert_equal(black_or_white_key(3828), "white")
assert_equal(black_or_white_key(3829), "white")
assert_equal(black_or_white_key(3830), "black")
assert_equal(black_or_white_key(3831), "white")
assert_equal(black_or_white_key(3832), "black")
assert_equal(black_or_white_key(3833), "white")
assert_equal(black_or_white_key(3834), "black")
assert_equal(black_or_white_key(3835), "white")
assert_equal(black_or_white_key(3836), "white")
assert_equal(black_or_white_key(3837), "black")
assert_equal(black_or_white_key(3838), "white")
assert_equal(black_or_white_key(3839), "black")
assert_equal(black_or_white_key(3840), "white")
assert_equal(black_or_white_key(3841), "white")
assert_equal(black_or_white_key(3842), "black")
assert_equal(black_or_white_key(3843), "white")
assert_equal(black_or_white_key(3844), "black")
assert_equal(black_or_white_key(3845), "white")
assert_equal(black_or_white_key(3846), "black")
assert_equal(black_or_white_key(3847), "white")
assert_equal(black_or_white_key(3848), "white")
assert_equal(black_or_white_key(3849), "black")
assert_equal(black_or_white_key(3850), "white")
assert_equal(black_or_white_key(3851), "black")
assert_equal(black_or_white_key(3852), "white")
assert_equal(black_or_white_key(3853), "white")
assert_equal(black_or_white_key(3854), "black")
assert_equal(black_or_white_key(3855), "white")
assert_equal(black_or_white_key(3856), "black")
assert_equal(black_or_white_key(3857), "white")
assert_equal(black_or_white_key(3858), "black")
assert_equal(black_or_white_key(3859), "white")
assert_equal(black_or_white_key(3860), "white")
assert_equal(black_or_white_key(3861), "black")
assert_equal(black_or_white_key(3862), "white")
assert_equal(black_or_white_key(3863), "black")
assert_equal(black_or_white_key(3864), "white")
assert_equal(black_or_white_key(3865), "white")
assert_equal(black_or_white_key(3866), "black")
assert_equal(black_or_white_key(3867), "white")
assert_equal(black_or_white_key(3868), "black")
assert_equal(black_or_white_key(3869), "white")
assert_equal(black_or_white_key(3870), "black")
assert_equal(black_or_white_key(3871), "white")
assert_equal(black_or_white_key(3872), "white")
assert_equal(black_or_white_key(3873), "white")
assert_equal(black_or_white_key(3874), "black")
assert_equal(black_or_white_key(3875), "white")
assert_equal(black_or_white_key(3876), "white")
assert_equal(black_or_white_key(3877), "black")
assert_equal(black_or_white_key(3878), "white")
assert_equal(black_or_white_key(3879), "black")
assert_equal(black_or_white_key(3880), "white")
assert_equal(black_or_white_key(3881), "white")
assert_equal(black_or_white_key(3882), "black")
assert_equal(black_or_white_key(3883), "white")
assert_equal(black_or_white_key(3884), "black")
assert_equal(black_or_white_key(3885), "white")
assert_equal(black_or_white_key(3886), "black")
assert_equal(black_or_white_key(3887), "white")
assert_equal(black_or_white_key(3888), "white")
assert_equal(black_or_white_key(3889), "black")
assert_equal(black_or_white_key(3890), "white")
assert_equal(black_or_white_key(3891), "black")
assert_equal(black_or_white_key(3892), "white")
assert_equal(black_or_white_key(3893), "white")
assert_equal(black_or_white_key(3894), "black")
assert_equal(black_or_white_key(3895), "white")
assert_equal(black_or_white_key(3896), "black")
assert_equal(black_or_white_key(3897), "white")
assert_equal(black_or_white_key(3898), "black")
assert_equal(black_or_white_key(3899), "white")
assert_equal(black_or_white_key(3900), "white")
assert_equal(black_or_white_key(3901), "black")
assert_equal(black_or_white_key(3902), "white")
assert_equal(black_or_white_key(3903), "black")
assert_equal(black_or_white_key(3904), "white")
assert_equal(black_or_white_key(3905), "white")
assert_equal(black_or_white_key(3906), "black")
assert_equal(black_or_white_key(3907), "white")
assert_equal(black_or_white_key(3908), "black")
assert_equal(black_or_white_key(3909), "white")
assert_equal(black_or_white_key(3910), "black")
assert_equal(black_or_white_key(3911), "white")
assert_equal(black_or_white_key(3912), "white")
assert_equal(black_or_white_key(3913), "black")
assert_equal(black_or_white_key(3914), "white")
assert_equal(black_or_white_key(3915), "black")
assert_equal(black_or_white_key(3916), "white")
assert_equal(black_or_white_key(3917), "white")
assert_equal(black_or_white_key(3918), "black")
assert_equal(black_or_white_key(3919), "white")
assert_equal(black_or_white_key(3920), "black")
assert_equal(black_or_white_key(3921), "white")
assert_equal(black_or_white_key(3922), "black")
assert_equal(black_or_white_key(3923), "white")
assert_equal(black_or_white_key(3924), "white")
assert_equal(black_or_white_key(3925), "black")
assert_equal(black_or_white_key(3926), "white")
assert_equal(black_or_white_key(3927), "black")
assert_equal(black_or_white_key(3928), "white")
assert_equal(black_or_white_key(3929), "white")
assert_equal(black_or_white_key(3930), "black")
assert_equal(black_or_white_key(3931), "white")
assert_equal(black_or_white_key(3932), "black")
assert_equal(black_or_white_key(3933), "white")
assert_equal(black_or_white_key(3934), "black")
assert_equal(black_or_white_key(3935), "white")
assert_equal(black_or_white_key(3936), "white")
assert_equal(black_or_white_key(3937), "black")
assert_equal(black_or_white_key(3938), "white")
assert_equal(black_or_white_key(3939), "black")
assert_equal(black_or_white_key(3940), "white")
assert_equal(black_or_white_key(3941), "white")
assert_equal(black_or_white_key(3942), "black")
assert_equal(black_or_white_key(3943), "white")
assert_equal(black_or_white_key(3944), "black")
assert_equal(black_or_white_key(3945), "white")
assert_equal(black_or_white_key(3946), "black")
assert_equal(black_or_white_key(3947), "white")
assert_equal(black_or_white_key(3948), "white")
assert_equal(black_or_white_key(3949), "black")
assert_equal(black_or_white_key(3950), "white")
assert_equal(black_or_white_key(3951), "black")
assert_equal(black_or_white_key(3952), "white")
assert_equal(black_or_white_key(3953), "white")
assert_equal(black_or_white_key(3954), "black")
assert_equal(black_or_white_key(3955), "white")
assert_equal(black_or_white_key(3956), "black")
assert_equal(black_or_white_key(3957), "white")
assert_equal(black_or_white_key(3958), "black")
assert_equal(black_or_white_key(3959), "white")
assert_equal(black_or_white_key(3960), "white")
assert_equal(black_or_white_key(3961), "white")
assert_equal(black_or_white_key(3962), "black")
assert_equal(black_or_white_key(3963), "white")
assert_equal(black_or_white_key(3964), "white")
assert_equal(black_or_white_key(3965), "black")
assert_equal(black_or_white_key(3966), "white")
assert_equal(black_or_white_key(3967), "black")
assert_equal(black_or_white_key(3968), "white")
assert_equal(black_or_white_key(3969), "white")
assert_equal(black_or_white_key(3970), "black")
assert_equal(black_or_white_key(3971), "white")
assert_equal(black_or_white_key(3972), "black")
assert_equal(black_or_white_key(3973), "white")
assert_equal(black_or_white_key(3974), "black")
assert_equal(black_or_white_key(3975), "white")
assert_equal(black_or_white_key(3976), "white")
assert_equal(black_or_white_key(3977), "black")
assert_equal(black_or_white_key(3978), "white")
assert_equal(black_or_white_key(3979), "black")
assert_equal(black_or_white_key(3980), "white")
assert_equal(black_or_white_key(3981), "white")
assert_equal(black_or_white_key(3982), "black")
assert_equal(black_or_white_key(3983), "white")
assert_equal(black_or_white_key(3984), "black")
assert_equal(black_or_white_key(3985), "white")
assert_equal(black_or_white_key(3986), "black")
assert_equal(black_or_white_key(3987), "white")
assert_equal(black_or_white_key(3988), "white")
assert_equal(black_or_white_key(3989), "black")
assert_equal(black_or_white_key(3990), "white")
assert_equal(black_or_white_key(3991), "black")
assert_equal(black_or_white_key(3992), "white")
assert_equal(black_or_white_key(3993), "white")
assert_equal(black_or_white_key(3994), "black")
assert_equal(black_or_white_key(3995), "white")
assert_equal(black_or_white_key(3996), "black")
assert_equal(black_or_white_key(3997), "white")
assert_equal(black_or_white_key(3998), "black")
assert_equal(black_or_white_key(3999), "white")
assert_equal(black_or_white_key(4000), "white")
assert_equal(black_or_white_key(4001), "black")
assert_equal(black_or_white_key(4002), "white")
assert_equal(black_or_white_key(4003), "black")
assert_equal(black_or_white_key(4004), "white")
assert_equal(black_or_white_key(4005), "white")
assert_equal(black_or_white_key(4006), "black")
assert_equal(black_or_white_key(4007), "white")
assert_equal(black_or_white_key(4008), "black")
assert_equal(black_or_white_key(4009), "white")
assert_equal(black_or_white_key(4010), "black")
assert_equal(black_or_white_key(4011), "white")
assert_equal(black_or_white_key(4012), "white")
assert_equal(black_or_white_key(4013), "black")
assert_equal(black_or_white_key(4014), "white")
assert_equal(black_or_white_key(4015), "black")
assert_equal(black_or_white_key(4016), "white")
assert_equal(black_or_white_key(4017), "white")
assert_equal(black_or_white_key(4018), "black")
assert_equal(black_or_white_key(4019), "white")
assert_equal(black_or_white_key(4020), "black")
assert_equal(black_or_white_key(4021), "white")
assert_equal(black_or_white_key(4022), "black")
assert_equal(black_or_white_key(4023), "white")
assert_equal(black_or_white_key(4024), "white")
assert_equal(black_or_white_key(4025), "black")
assert_equal(black_or_white_key(4026), "white")
assert_equal(black_or_white_key(4027), "black")
assert_equal(black_or_white_key(4028), "white")
assert_equal(black_or_white_key(4029), "white")
assert_equal(black_or_white_key(4030), "black")
assert_equal(black_or_white_key(4031), "white")
assert_equal(black_or_white_key(4032), "black")
assert_equal(black_or_white_key(4033), "white")
assert_equal(black_or_white_key(4034), "black")
assert_equal(black_or_white_key(4035), "white")
assert_equal(black_or_white_key(4036), "white")
assert_equal(black_or_white_key(4037), "black")
assert_equal(black_or_white_key(4038), "white")
assert_equal(black_or_white_key(4039), "black")
assert_equal(black_or_white_key(4040), "white")
assert_equal(black_or_white_key(4041), "white")
assert_equal(black_or_white_key(4042), "black")
assert_equal(black_or_white_key(4043), "white")
assert_equal(black_or_white_key(4044), "black")
assert_equal(black_or_white_key(4045), "white")
assert_equal(black_or_white_key(4046), "black")
assert_equal(black_or_white_key(4047), "white")
assert_equal(black_or_white_key(4048), "white")
assert_equal(black_or_white_key(4049), "white")
assert_equal(black_or_white_key(4050), "black")
assert_equal(black_or_white_key(4051), "white")
assert_equal(black_or_white_key(4052), "white")
assert_equal(black_or_white_key(4053), "black")
assert_equal(black_or_white_key(4054), "white")
assert_equal(black_or_white_key(4055), "black")
assert_equal(black_or_white_key(4056), "white")
assert_equal(black_or_white_key(4057), "white")
assert_equal(black_or_white_key(4058), "black")
assert_equal(black_or_white_key(4059), "white")
assert_equal(black_or_white_key(4060), "black")
assert_equal(black_or_white_key(4061), "white")
assert_equal(black_or_white_key(4062), "black")
assert_equal(black_or_white_key(4063), "white")
assert_equal(black_or_white_key(4064), "white")
assert_equal(black_or_white_key(4065), "black")
assert_equal(black_or_white_key(4066), "white")
assert_equal(black_or_white_key(4067), "black")
assert_equal(black_or_white_key(4068), "white")
assert_equal(black_or_white_key(4069), "white")
assert_equal(black_or_white_key(4070), "black")
assert_equal(black_or_white_key(4071), "white")
assert_equal(black_or_white_key(4072), "black")
assert_equal(black_or_white_key(4073), "white")
assert_equal(black_or_white_key(4074), "black")
assert_equal(black_or_white_key(4075), "white")
assert_equal(black_or_white_key(4076), "white")
assert_equal(black_or_white_key(4077), "black")
assert_equal(black_or_white_key(4078), "white")
assert_equal(black_or_white_key(4079), "black")
assert_equal(black_or_white_key(4080), "white")
assert_equal(black_or_white_key(4081), "white")
assert_equal(black_or_white_key(4082), "black")
assert_equal(black_or_white_key(4083), "white")
assert_equal(black_or_white_key(4084), "black")
assert_equal(black_or_white_key(4085), "white")
assert_equal(black_or_white_key(4086), "black")
assert_equal(black_or_white_key(4087), "white")
assert_equal(black_or_white_key(4088), "white")
assert_equal(black_or_white_key(4089), "black")
assert_equal(black_or_white_key(4090), "white")
assert_equal(black_or_white_key(4091), "black")
assert_equal(black_or_white_key(4092), "white")
assert_equal(black_or_white_key(4093), "white")
assert_equal(black_or_white_key(4094), "black")
assert_equal(black_or_white_key(4095), "white")
assert_equal(black_or_white_key(4096), "black")
assert_equal(black_or_white_key(4097), "white")
assert_equal(black_or_white_key(4098), "black")
assert_equal(black_or_white_key(4099), "white")
assert_equal(black_or_white_key(4100), "white")
assert_equal(black_or_white_key(4101), "black")
assert_equal(black_or_white_key(4102), "white")
assert_equal(black_or_white_key(4103), "black")
assert_equal(black_or_white_key(4104), "white")
assert_equal(black_or_white_key(4105), "white")
assert_equal(black_or_white_key(4106), "black")
assert_equal(black_or_white_key(4107), "white")
assert_equal(black_or_white_key(4108), "black")
assert_equal(black_or_white_key(4109), "white")
assert_equal(black_or_white_key(4110), "black")
assert_equal(black_or_white_key(4111), "white")
assert_equal(black_or_white_key(4112), "white")
assert_equal(black_or_white_key(4113), "black")
assert_equal(black_or_white_key(4114), "white")
assert_equal(black_or_white_key(4115), "black")
assert_equal(black_or_white_key(4116), "white")
assert_equal(black_or_white_key(4117), "white")
assert_equal(black_or_white_key(4118), "black")
assert_equal(black_or_white_key(4119), "white")
assert_equal(black_or_white_key(4120), "black")
assert_equal(black_or_white_key(4121), "white")
assert_equal(black_or_white_key(4122), "black")
assert_equal(black_or_white_key(4123), "white")
assert_equal(black_or_white_key(4124), "white")
assert_equal(black_or_white_key(4125), "black")
assert_equal(black_or_white_key(4126), "white")
assert_equal(black_or_white_key(4127), "black")
assert_equal(black_or_white_key(4128), "white")
assert_equal(black_or_white_key(4129), "white")
assert_equal(black_or_white_key(4130), "black")
assert_equal(black_or_white_key(4131), "white")
assert_equal(black_or_white_key(4132), "black")
assert_equal(black_or_white_key(4133), "white")
assert_equal(black_or_white_key(4134), "black")
assert_equal(black_or_white_key(4135), "white")
assert_equal(black_or_white_key(4136), "white")
assert_equal(black_or_white_key(4137), "white")
assert_equal(black_or_white_key(4138), "black")
assert_equal(black_or_white_key(4139), "white")
assert_equal(black_or_white_key(4140), "white")
assert_equal(black_or_white_key(4141), "black")
assert_equal(black_or_white_key(4142), "white")
assert_equal(black_or_white_key(4143), "black")
assert_equal(black_or_white_key(4144), "white")
assert_equal(black_or_white_key(4145), "white")
assert_equal(black_or_white_key(4146), "black")
assert_equal(black_or_white_key(4147), "white")
assert_equal(black_or_white_key(4148), "black")
assert_equal(black_or_white_key(4149), "white")
assert_equal(black_or_white_key(4150), "black")
assert_equal(black_or_white_key(4151), "white")
assert_equal(black_or_white_key(4152), "white")
assert_equal(black_or_white_key(4153), "black")
assert_equal(black_or_white_key(4154), "white")
assert_equal(black_or_white_key(4155), "black")
assert_equal(black_or_white_key(4156), "white")
assert_equal(black_or_white_key(4157), "white")
assert_equal(black_or_white_key(4158), "black")
assert_equal(black_or_white_key(4159), "white")
assert_equal(black_or_white_key(4160), "black")
assert_equal(black_or_white_key(4161), "white")
assert_equal(black_or_white_key(4162), "black")
assert_equal(black_or_white_key(4163), "white")
assert_equal(black_or_white_key(4164), "white")
assert_equal(black_or_white_key(4165), "black")
assert_equal(black_or_white_key(4166), "white")
assert_equal(black_or_white_key(4167), "black")
assert_equal(black_or_white_key(4168), "white")
assert_equal(black_or_white_key(4169), "white")
assert_equal(black_or_white_key(4170), "black")
assert_equal(black_or_white_key(4171), "white")
assert_equal(black_or_white_key(4172), "black")
assert_equal(black_or_white_key(4173), "white")
assert_equal(black_or_white_key(4174), "black")
assert_equal(black_or_white_key(4175), "white")
assert_equal(black_or_white_key(4176), "white")
assert_equal(black_or_white_key(4177), "black")
assert_equal(black_or_white_key(4178), "white")
assert_equal(black_or_white_key(4179), "black")
assert_equal(black_or_white_key(4180), "white")
assert_equal(black_or_white_key(4181), "white")
assert_equal(black_or_white_key(4182), "black")
assert_equal(black_or_white_key(4183), "white")
assert_equal(black_or_white_key(4184), "black")
assert_equal(black_or_white_key(4185), "white")
assert_equal(black_or_white_key(4186), "black")
assert_equal(black_or_white_key(4187), "white")
assert_equal(black_or_white_key(4188), "white")
assert_equal(black_or_white_key(4189), "black")
assert_equal(black_or_white_key(4190), "white")
assert_equal(black_or_white_key(4191), "black")
assert_equal(black_or_white_key(4192), "white")
assert_equal(black_or_white_key(4193), "white")
assert_equal(black_or_white_key(4194), "black")
assert_equal(black_or_white_key(4195), "white")
assert_equal(black_or_white_key(4196), "black")
assert_equal(black_or_white_key(4197), "white")
assert_equal(black_or_white_key(4198), "black")
assert_equal(black_or_white_key(4199), "white")
assert_equal(black_or_white_key(4200), "white")
assert_equal(black_or_white_key(4201), "black")
assert_equal(black_or_white_key(4202), "white")
assert_equal(black_or_white_key(4203), "black")
assert_equal(black_or_white_key(4204), "white")
assert_equal(black_or_white_key(4205), "white")
assert_equal(black_or_white_key(4206), "black")
assert_equal(black_or_white_key(4207), "white")
assert_equal(black_or_white_key(4208), "black")
assert_equal(black_or_white_key(4209), "white")
assert_equal(black_or_white_key(4210), "black")
assert_equal(black_or_white_key(4211), "white")
assert_equal(black_or_white_key(4212), "white")
assert_equal(black_or_white_key(4213), "black")
assert_equal(black_or_white_key(4214), "white")
assert_equal(black_or_white_key(4215), "black")
assert_equal(black_or_white_key(4216), "white")
assert_equal(black_or_white_key(4217), "white")
assert_equal(black_or_white_key(4218), "black")
assert_equal(black_or_white_key(4219), "white")
assert_equal(black_or_white_key(4220), "black")
assert_equal(black_or_white_key(4221), "white")
assert_equal(black_or_white_key(4222), "black")
assert_equal(black_or_white_key(4223), "white")
assert_equal(black_or_white_key(4224), "white")
assert_equal(black_or_white_key(4225), "white")
assert_equal(black_or_white_key(4226), "black")
assert_equal(black_or_white_key(4227), "white")
assert_equal(black_or_white_key(4228), "white")
assert_equal(black_or_white_key(4229), "black")
assert_equal(black_or_white_key(4230), "white")
assert_equal(black_or_white_key(4231), "black")
assert_equal(black_or_white_key(4232), "white")
assert_equal(black_or_white_key(4233), "white")
assert_equal(black_or_white_key(4234), "black")
assert_equal(black_or_white_key(4235), "white")
assert_equal(black_or_white_key(4236), "black")
assert_equal(black_or_white_key(4237), "white")
assert_equal(black_or_white_key(4238), "black")
assert_equal(black_or_white_key(4239), "white")
assert_equal(black_or_white_key(4240), "white")
assert_equal(black_or_white_key(4241), "black")
assert_equal(black_or_white_key(4242), "white")
assert_equal(black_or_white_key(4243), "black")
assert_equal(black_or_white_key(4244), "white")
assert_equal(black_or_white_key(4245), "white")
assert_equal(black_or_white_key(4246), "black")
assert_equal(black_or_white_key(4247), "white")
assert_equal(black_or_white_key(4248), "black")
assert_equal(black_or_white_key(4249), "white")
assert_equal(black_or_white_key(4250), "black")
assert_equal(black_or_white_key(4251), "white")
assert_equal(black_or_white_key(4252), "white")
assert_equal(black_or_white_key(4253), "black")
assert_equal(black_or_white_key(4254), "white")
assert_equal(black_or_white_key(4255), "black")
assert_equal(black_or_white_key(4256), "white")
assert_equal(black_or_white_key(4257), "white")
assert_equal(black_or_white_key(4258), "black")
assert_equal(black_or_white_key(4259), "white")
assert_equal(black_or_white_key(4260), "black")
assert_equal(black_or_white_key(4261), "white")
assert_equal(black_or_white_key(4262), "black")
assert_equal(black_or_white_key(4263), "white")
assert_equal(black_or_white_key(4264), "white")
assert_equal(black_or_white_key(4265), "black")
assert_equal(black_or_white_key(4266), "white")
assert_equal(black_or_white_key(4267), "black")
assert_equal(black_or_white_key(4268), "white")
assert_equal(black_or_white_key(4269), "white")
assert_equal(black_or_white_key(4270), "black")
assert_equal(black_or_white_key(4271), "white")
assert_equal(black_or_white_key(4272), "black")
assert_equal(black_or_white_key(4273), "white")
assert_equal(black_or_white_key(4274), "black")
assert_equal(black_or_white_key(4275), "white")
assert_equal(black_or_white_key(4276), "white")
assert_equal(black_or_white_key(4277), "black")
assert_equal(black_or_white_key(4278), "white")
assert_equal(black_or_white_key(4279), "black")
assert_equal(black_or_white_key(4280), "white")
assert_equal(black_or_white_key(4281), "white")
assert_equal(black_or_white_key(4282), "black")
assert_equal(black_or_white_key(4283), "white")
assert_equal(black_or_white_key(4284), "black")
assert_equal(black_or_white_key(4285), "white")
assert_equal(black_or_white_key(4286), "black")
assert_equal(black_or_white_key(4287), "white")
assert_equal(black_or_white_key(4288), "white")
assert_equal(black_or_white_key(4289), "black")
assert_equal(black_or_white_key(4290), "white")
assert_equal(black_or_white_key(4291), "black")
assert_equal(black_or_white_key(4292), "white")
assert_equal(black_or_white_key(4293), "white")
assert_equal(black_or_white_key(4294), "black")
assert_equal(black_or_white_key(4295), "white")
assert_equal(black_or_white_key(4296), "black")
assert_equal(black_or_white_key(4297), "white")
assert_equal(black_or_white_key(4298), "black")
assert_equal(black_or_white_key(4299), "white")
assert_equal(black_or_white_key(4300), "white")
assert_equal(black_or_white_key(4301), "black")
assert_equal(black_or_white_key(4302), "white")
assert_equal(black_or_white_key(4303), "black")
assert_equal(black_or_white_key(4304), "white")
assert_equal(black_or_white_key(4305), "white")
assert_equal(black_or_white_key(4306), "black")
assert_equal(black_or_white_key(4307), "white")
assert_equal(black_or_white_key(4308), "black")
assert_equal(black_or_white_key(4309), "white")
assert_equal(black_or_white_key(4310), "black")
assert_equal(black_or_white_key(4311), "white")
assert_equal(black_or_white_key(4312), "white")
assert_equal(black_or_white_key(4313), "white")
assert_equal(black_or_white_key(4314), "black")
assert_equal(black_or_white_key(4315), "white")
assert_equal(black_or_white_key(4316), "white")
assert_equal(black_or_white_key(4317), "black")
assert_equal(black_or_white_key(4318), "white")
assert_equal(black_or_white_key(4319), "black")
assert_equal(black_or_white_key(4320), "white")
assert_equal(black_or_white_key(4321), "white")
assert_equal(black_or_white_key(4322), "black")
assert_equal(black_or_white_key(4323), "white")
assert_equal(black_or_white_key(4324), "black")
assert_equal(black_or_white_key(4325), "white")
assert_equal(black_or_white_key(4326), "black")
assert_equal(black_or_white_key(4327), "white")
assert_equal(black_or_white_key(4328), "white")
assert_equal(black_or_white_key(4329), "black")
assert_equal(black_or_white_key(4330), "white")
assert_equal(black_or_white_key(4331), "black")
assert_equal(black_or_white_key(4332), "white")
assert_equal(black_or_white_key(4333), "white")
assert_equal(black_or_white_key(4334), "black")
assert_equal(black_or_white_key(4335), "white")
assert_equal(black_or_white_key(4336), "black")
assert_equal(black_or_white_key(4337), "white")
assert_equal(black_or_white_key(4338), "black")
assert_equal(black_or_white_key(4339), "white")
assert_equal(black_or_white_key(4340), "white")
assert_equal(black_or_white_key(4341), "black")
assert_equal(black_or_white_key(4342), "white")
assert_equal(black_or_white_key(4343), "black")
assert_equal(black_or_white_key(4344), "white")
assert_equal(black_or_white_key(4345), "white")
assert_equal(black_or_white_key(4346), "black")
assert_equal(black_or_white_key(4347), "white")
assert_equal(black_or_white_key(4348), "black")
assert_equal(black_or_white_key(4349), "white")
assert_equal(black_or_white_key(4350), "black")
assert_equal(black_or_white_key(4351), "white")
assert_equal(black_or_white_key(4352), "white")
assert_equal(black_or_white_key(4353), "black")
assert_equal(black_or_white_key(4354), "white")
assert_equal(black_or_white_key(4355), "black")
assert_equal(black_or_white_key(4356), "white")
assert_equal(black_or_white_key(4357), "white")
assert_equal(black_or_white_key(4358), "black")
assert_equal(black_or_white_key(4359), "white")
assert_equal(black_or_white_key(4360), "black")
assert_equal(black_or_white_key(4361), "white")
assert_equal(black_or_white_key(4362), "black")
assert_equal(black_or_white_key(4363), "white")
assert_equal(black_or_white_key(4364), "white")
assert_equal(black_or_white_key(4365), "black")
assert_equal(black_or_white_key(4366), "white")
assert_equal(black_or_white_key(4367), "black")
assert_equal(black_or_white_key(4368), "white")
assert_equal(black_or_white_key(4369), "white")
assert_equal(black_or_white_key(4370), "black")
assert_equal(black_or_white_key(4371), "white")
assert_equal(black_or_white_key(4372), "black")
assert_equal(black_or_white_key(4373), "white")
assert_equal(black_or_white_key(4374), "black")
assert_equal(black_or_white_key(4375), "white")
assert_equal(black_or_white_key(4376), "white")
assert_equal(black_or_white_key(4377), "black")
assert_equal(black_or_white_key(4378), "white")
assert_equal(black_or_white_key(4379), "black")
assert_equal(black_or_white_key(4380), "white")
assert_equal(black_or_white_key(4381), "white")
assert_equal(black_or_white_key(4382), "black")
assert_equal(black_or_white_key(4383), "white")
assert_equal(black_or_white_key(4384), "black")
assert_equal(black_or_white_key(4385), "white")
assert_equal(black_or_white_key(4386), "black")
assert_equal(black_or_white_key(4387), "white")
assert_equal(black_or_white_key(4388), "white")
assert_equal(black_or_white_key(4389), "black")
assert_equal(black_or_white_key(4390), "white")
assert_equal(black_or_white_key(4391), "black")
assert_equal(black_or_white_key(4392), "white")
assert_equal(black_or_white_key(4393), "white")
assert_equal(black_or_white_key(4394), "black")
assert_equal(black_or_white_key(4395), "white")
assert_equal(black_or_white_key(4396), "black")
assert_equal(black_or_white_key(4397), "white")
assert_equal(black_or_white_key(4398), "black")
assert_equal(black_or_white_key(4399), "white")
assert_equal(black_or_white_key(4400), "white")
assert_equal(black_or_white_key(4401), "white")
assert_equal(black_or_white_key(4402), "black")
assert_equal(black_or_white_key(4403), "white")
assert_equal(black_or_white_key(4404), "white")
assert_equal(black_or_white_key(4405), "black")
assert_equal(black_or_white_key(4406), "white")
assert_equal(black_or_white_key(4407), "black")
assert_equal(black_or_white_key(4408), "white")
assert_equal(black_or_white_key(4409), "white")
assert_equal(black_or_white_key(4410), "black")
assert_equal(black_or_white_key(4411), "white")
assert_equal(black_or_white_key(4412), "black")
assert_equal(black_or_white_key(4413), "white")
assert_equal(black_or_white_key(4414), "black")
assert_equal(black_or_white_key(4415), "white")
assert_equal(black_or_white_key(4416), "white")
assert_equal(black_or_white_key(4417), "black")
assert_equal(black_or_white_key(4418), "white")
assert_equal(black_or_white_key(4419), "black")
assert_equal(black_or_white_key(4420), "white")
assert_equal(black_or_white_key(4421), "white")
assert_equal(black_or_white_key(4422), "black")
assert_equal(black_or_white_key(4423), "white")
assert_equal(black_or_white_key(4424), "black")
assert_equal(black_or_white_key(4425), "white")
assert_equal(black_or_white_key(4426), "black")
assert_equal(black_or_white_key(4427), "white")
assert_equal(black_or_white_key(4428), "white")
assert_equal(black_or_white_key(4429), "black")
assert_equal(black_or_white_key(4430), "white")
assert_equal(black_or_white_key(4431), "black")
assert_equal(black_or_white_key(4432), "white")
assert_equal(black_or_white_key(4433), "white")
assert_equal(black_or_white_key(4434), "black")
assert_equal(black_or_white_key(4435), "white")
assert_equal(black_or_white_key(4436), "black")
assert_equal(black_or_white_key(4437), "white")
assert_equal(black_or_white_key(4438), "black")
assert_equal(black_or_white_key(4439), "white")
assert_equal(black_or_white_key(4440), "white")
assert_equal(black_or_white_key(4441), "black")
assert_equal(black_or_white_key(4442), "white")
assert_equal(black_or_white_key(4443), "black")
assert_equal(black_or_white_key(4444), "white")
assert_equal(black_or_white_key(4445), "white")
assert_equal(black_or_white_key(4446), "black")
assert_equal(black_or_white_key(4447), "white")
assert_equal(black_or_white_key(4448), "black")
assert_equal(black_or_white_key(4449), "white")
assert_equal(black_or_white_key(4450), "black")
assert_equal(black_or_white_key(4451), "white")
assert_equal(black_or_white_key(4452), "white")
assert_equal(black_or_white_key(4453), "black")
assert_equal(black_or_white_key(4454), "white")
assert_equal(black_or_white_key(4455), "black")
assert_equal(black_or_white_key(4456), "white")
assert_equal(black_or_white_key(4457), "white")
assert_equal(black_or_white_key(4458), "black")
assert_equal(black_or_white_key(4459), "white")
assert_equal(black_or_white_key(4460), "black")
assert_equal(black_or_white_key(4461), "white")
assert_equal(black_or_white_key(4462), "black")
assert_equal(black_or_white_key(4463), "white")
assert_equal(black_or_white_key(4464), "white")
assert_equal(black_or_white_key(4465), "black")
assert_equal(black_or_white_key(4466), "white")
assert_equal(black_or_white_key(4467), "black")
assert_equal(black_or_white_key(4468), "white")
assert_equal(black_or_white_key(4469), "white")
assert_equal(black_or_white_key(4470), "black")
assert_equal(black_or_white_key(4471), "white")
assert_equal(black_or_white_key(4472), "black")
assert_equal(black_or_white_key(4473), "white")
assert_equal(black_or_white_key(4474), "black")
assert_equal(black_or_white_key(4475), "white")
assert_equal(black_or_white_key(4476), "white")
assert_equal(black_or_white_key(4477), "black")
assert_equal(black_or_white_key(4478), "white")
assert_equal(black_or_white_key(4479), "black")
assert_equal(black_or_white_key(4480), "white")
assert_equal(black_or_white_key(4481), "white")
assert_equal(black_or_white_key(4482), "black")
assert_equal(black_or_white_key(4483), "white")
assert_equal(black_or_white_key(4484), "black")
assert_equal(black_or_white_key(4485), "white")
assert_equal(black_or_white_key(4486), "black")
assert_equal(black_or_white_key(4487), "white")
assert_equal(black_or_white_key(4488), "white")
assert_equal(black_or_white_key(4489), "white")
assert_equal(black_or_white_key(4490), "black")
assert_equal(black_or_white_key(4491), "white")
assert_equal(black_or_white_key(4492), "white")
assert_equal(black_or_white_key(4493), "black")
assert_equal(black_or_white_key(4494), "white")
assert_equal(black_or_white_key(4495), "black")
assert_equal(black_or_white_key(4496), "white")
assert_equal(black_or_white_key(4497), "white")
assert_equal(black_or_white_key(4498), "black")
assert_equal(black_or_white_key(4499), "white")
assert_equal(black_or_white_key(4500), "black")
assert_equal(black_or_white_key(4501), "white")
assert_equal(black_or_white_key(4502), "black")
assert_equal(black_or_white_key(4503), "white")
assert_equal(black_or_white_key(4504), "white")
assert_equal(black_or_white_key(4505), "black")
assert_equal(black_or_white_key(4506), "white")
assert_equal(black_or_white_key(4507), "black")
assert_equal(black_or_white_key(4508), "white")
assert_equal(black_or_white_key(4509), "white")
assert_equal(black_or_white_key(4510), "black")
assert_equal(black_or_white_key(4511), "white")
assert_equal(black_or_white_key(4512), "black")
assert_equal(black_or_white_key(4513), "white")
assert_equal(black_or_white_key(4514), "black")
assert_equal(black_or_white_key(4515), "white")
assert_equal(black_or_white_key(4516), "white")
assert_equal(black_or_white_key(4517), "black")
assert_equal(black_or_white_key(4518), "white")
assert_equal(black_or_white_key(4519), "black")
assert_equal(black_or_white_key(4520), "white")
assert_equal(black_or_white_key(4521), "white")
assert_equal(black_or_white_key(4522), "black")
assert_equal(black_or_white_key(4523), "white")
assert_equal(black_or_white_key(4524), "black")
assert_equal(black_or_white_key(4525), "white")
assert_equal(black_or_white_key(4526), "black")
assert_equal(black_or_white_key(4527), "white")
assert_equal(black_or_white_key(4528), "white")
assert_equal(black_or_white_key(4529), "black")
assert_equal(black_or_white_key(4530), "white")
assert_equal(black_or_white_key(4531), "black")
assert_equal(black_or_white_key(4532), "white")
assert_equal(black_or_white_key(4533), "white")
assert_equal(black_or_white_key(4534), "black")
assert_equal(black_or_white_key(4535), "white")
assert_equal(black_or_white_key(4536), "black")
assert_equal(black_or_white_key(4537), "white")
assert_equal(black_or_white_key(4538), "black")
assert_equal(black_or_white_key(4539), "white")
assert_equal(black_or_white_key(4540), "white")
assert_equal(black_or_white_key(4541), "black")
assert_equal(black_or_white_key(4542), "white")
assert_equal(black_or_white_key(4543), "black")
assert_equal(black_or_white_key(4544), "white")
assert_equal(black_or_white_key(4545), "white")
assert_equal(black_or_white_key(4546), "black")
assert_equal(black_or_white_key(4547), "white")
assert_equal(black_or_white_key(4548), "black")
assert_equal(black_or_white_key(4549), "white")
assert_equal(black_or_white_key(4550), "black")
assert_equal(black_or_white_key(4551), "white")
assert_equal(black_or_white_key(4552), "white")
assert_equal(black_or_white_key(4553), "black")
assert_equal(black_or_white_key(4554), "white")
assert_equal(black_or_white_key(4555), "black")
assert_equal(black_or_white_key(4556), "white")
assert_equal(black_or_white_key(4557), "white")
assert_equal(black_or_white_key(4558), "black")
assert_equal(black_or_white_key(4559), "white")
assert_equal(black_or_white_key(4560), "black")
assert_equal(black_or_white_key(4561), "white")
assert_equal(black_or_white_key(4562), "black")
assert_equal(black_or_white_key(4563), "white")
assert_equal(black_or_white_key(4564), "white")
assert_equal(black_or_white_key(4565), "black")
assert_equal(black_or_white_key(4566), "white")
assert_equal(black_or_white_key(4567), "black")
assert_equal(black_or_white_key(4568), "white")
assert_equal(black_or_white_key(4569), "white")
assert_equal(black_or_white_key(4570), "black")
assert_equal(black_or_white_key(4571), "white")
assert_equal(black_or_white_key(4572), "black")
assert_equal(black_or_white_key(4573), "white")
assert_equal(black_or_white_key(4574), "black")
assert_equal(black_or_white_key(4575), "white")
assert_equal(black_or_white_key(4576), "white")
assert_equal(black_or_white_key(4577), "white")
assert_equal(black_or_white_key(4578), "black")
assert_equal(black_or_white_key(4579), "white")
assert_equal(black_or_white_key(4580), "white")
assert_equal(black_or_white_key(4581), "black")
assert_equal(black_or_white_key(4582), "white")
assert_equal(black_or_white_key(4583), "black")
assert_equal(black_or_white_key(4584), "white")
assert_equal(black_or_white_key(4585), "white")
assert_equal(black_or_white_key(4586), "black")
assert_equal(black_or_white_key(4587), "white")
assert_equal(black_or_white_key(4588), "black")
assert_equal(black_or_white_key(4589), "white")
assert_equal(black_or_white_key(4590), "black")
assert_equal(black_or_white_key(4591), "white")
assert_equal(black_or_white_key(4592), "white")
assert_equal(black_or_white_key(4593), "black")
assert_equal(black_or_white_key(4594), "white")
assert_equal(black_or_white_key(4595), "black")
assert_equal(black_or_white_key(4596), "white")
assert_equal(black_or_white_key(4597), "white")
assert_equal(black_or_white_key(4598), "black")
assert_equal(black_or_white_key(4599), "white")
assert_equal(black_or_white_key(4600), "black")
assert_equal(black_or_white_key(4601), "white")
assert_equal(black_or_white_key(4602), "black")
assert_equal(black_or_white_key(4603), "white")
assert_equal(black_or_white_key(4604), "white")
assert_equal(black_or_white_key(4605), "black")
assert_equal(black_or_white_key(4606), "white")
assert_equal(black_or_white_key(4607), "black")
assert_equal(black_or_white_key(4608), "white")
assert_equal(black_or_white_key(4609), "white")
assert_equal(black_or_white_key(4610), "black")
assert_equal(black_or_white_key(4611), "white")
assert_equal(black_or_white_key(4612), "black")
assert_equal(black_or_white_key(4613), "white")
assert_equal(black_or_white_key(4614), "black")
assert_equal(black_or_white_key(4615), "white")
assert_equal(black_or_white_key(4616), "white")
assert_equal(black_or_white_key(4617), "black")
assert_equal(black_or_white_key(4618), "white")
assert_equal(black_or_white_key(4619), "black")
assert_equal(black_or_white_key(4620), "white")
assert_equal(black_or_white_key(4621), "white")
assert_equal(black_or_white_key(4622), "black")
assert_equal(black_or_white_key(4623), "white")
assert_equal(black_or_white_key(4624), "black")
assert_equal(black_or_white_key(4625), "white")
assert_equal(black_or_white_key(4626), "black")
assert_equal(black_or_white_key(4627), "white")
assert_equal(black_or_white_key(4628), "white")
assert_equal(black_or_white_key(4629), "black")
assert_equal(black_or_white_key(4630), "white")
assert_equal(black_or_white_key(4631), "black")
assert_equal(black_or_white_key(4632), "white")
assert_equal(black_or_white_key(4633), "white")
assert_equal(black_or_white_key(4634), "black")
assert_equal(black_or_white_key(4635), "white")
assert_equal(black_or_white_key(4636), "black")
assert_equal(black_or_white_key(4637), "white")
assert_equal(black_or_white_key(4638), "black")
assert_equal(black_or_white_key(4639), "white")
assert_equal(black_or_white_key(4640), "white")
assert_equal(black_or_white_key(4641), "black")
assert_equal(black_or_white_key(4642), "white")
assert_equal(black_or_white_key(4643), "black")
assert_equal(black_or_white_key(4644), "white")
assert_equal(black_or_white_key(4645), "white")
assert_equal(black_or_white_key(4646), "black")
assert_equal(black_or_white_key(4647), "white")
assert_equal(black_or_white_key(4648), "black")
assert_equal(black_or_white_key(4649), "white")
assert_equal(black_or_white_key(4650), "black")
assert_equal(black_or_white_key(4651), "white")
assert_equal(black_or_white_key(4652), "white")
assert_equal(black_or_white_key(4653), "black")
assert_equal(black_or_white_key(4654), "white")
assert_equal(black_or_white_key(4655), "black")
assert_equal(black_or_white_key(4656), "white")
assert_equal(black_or_white_key(4657), "white")
assert_equal(black_or_white_key(4658), "black")
assert_equal(black_or_white_key(4659), "white")
assert_equal(black_or_white_key(4660), "black")
assert_equal(black_or_white_key(4661), "white")
assert_equal(black_or_white_key(4662), "black")
assert_equal(black_or_white_key(4663), "white")
assert_equal(black_or_white_key(4664), "white")
assert_equal(black_or_white_key(4665), "white")
assert_equal(black_or_white_key(4666), "black")
assert_equal(black_or_white_key(4667), "white")
assert_equal(black_or_white_key(4668), "white")
assert_equal(black_or_white_key(4669), "black")
assert_equal(black_or_white_key(4670), "white")
assert_equal(black_or_white_key(4671), "black")
assert_equal(black_or_white_key(4672), "white")
assert_equal(black_or_white_key(4673), "white")
assert_equal(black_or_white_key(4674), "black")
assert_equal(black_or_white_key(4675), "white")
assert_equal(black_or_white_key(4676), "black")
assert_equal(black_or_white_key(4677), "white")
assert_equal(black_or_white_key(4678), "black")
assert_equal(black_or_white_key(4679), "white")
assert_equal(black_or_white_key(4680), "white")
assert_equal(black_or_white_key(4681), "black")
assert_equal(black_or_white_key(4682), "white")
assert_equal(black_or_white_key(4683), "black")
assert_equal(black_or_white_key(4684), "white")
assert_equal(black_or_white_key(4685), "white")
assert_equal(black_or_white_key(4686), "black")
assert_equal(black_or_white_key(4687), "white")
assert_equal(black_or_white_key(4688), "black")
assert_equal(black_or_white_key(4689), "white")
assert_equal(black_or_white_key(4690), "black")
assert_equal(black_or_white_key(4691), "white")
assert_equal(black_or_white_key(4692), "white")
assert_equal(black_or_white_key(4693), "black")
assert_equal(black_or_white_key(4694), "white")
assert_equal(black_or_white_key(4695), "black")
assert_equal(black_or_white_key(4696), "white")
assert_equal(black_or_white_key(4697), "white")
assert_equal(black_or_white_key(4698), "black")
assert_equal(black_or_white_key(4699), "white")
assert_equal(black_or_white_key(4700), "black")
assert_equal(black_or_white_key(4701), "white")
assert_equal(black_or_white_key(4702), "black")
assert_equal(black_or_white_key(4703), "white")
assert_equal(black_or_white_key(4704), "white")
assert_equal(black_or_white_key(4705), "black")
assert_equal(black_or_white_key(4706), "white")
assert_equal(black_or_white_key(4707), "black")
assert_equal(black_or_white_key(4708), "white")
assert_equal(black_or_white_key(4709), "white")
assert_equal(black_or_white_key(4710), "black")
assert_equal(black_or_white_key(4711), "white")
assert_equal(black_or_white_key(4712), "black")
assert_equal(black_or_white_key(4713), "white")
assert_equal(black_or_white_key(4714), "black")
assert_equal(black_or_white_key(4715), "white")
assert_equal(black_or_white_key(4716), "white")
assert_equal(black_or_white_key(4717), "black")
assert_equal(black_or_white_key(4718), "white")
assert_equal(black_or_white_key(4719), "black")
assert_equal(black_or_white_key(4720), "white")
assert_equal(black_or_white_key(4721), "white")
assert_equal(black_or_white_key(4722), "black")
assert_equal(black_or_white_key(4723), "white")
assert_equal(black_or_white_key(4724), "black")
assert_equal(black_or_white_key(4725), "white")
assert_equal(black_or_white_key(4726), "black")
assert_equal(black_or_white_key(4727), "white")
assert_equal(black_or_white_key(4728), "white")
assert_equal(black_or_white_key(4729), "black")
assert_equal(black_or_white_key(4730), "white")
assert_equal(black_or_white_key(4731), "black")
assert_equal(black_or_white_key(4732), "white")
assert_equal(black_or_white_key(4733), "white")
assert_equal(black_or_white_key(4734), "black")
assert_equal(black_or_white_key(4735), "white")
assert_equal(black_or_white_key(4736), "black")
assert_equal(black_or_white_key(4737), "white")
assert_equal(black_or_white_key(4738), "black")
assert_equal(black_or_white_key(4739), "white")
assert_equal(black_or_white_key(4740), "white")
assert_equal(black_or_white_key(4741), "black")
assert_equal(black_or_white_key(4742), "white")
assert_equal(black_or_white_key(4743), "black")
assert_equal(black_or_white_key(4744), "white")
assert_equal(black_or_white_key(4745), "white")
assert_equal(black_or_white_key(4746), "black")
assert_equal(black_or_white_key(4747), "white")
assert_equal(black_or_white_key(4748), "black")
assert_equal(black_or_white_key(4749), "white")
assert_equal(black_or_white_key(4750), "black")
assert_equal(black_or_white_key(4751), "white")
assert_equal(black_or_white_key(4752), "white")
assert_equal(black_or_white_key(4753), "white")
assert_equal(black_or_white_key(4754), "black")
assert_equal(black_or_white_key(4755), "white")
assert_equal(black_or_white_key(4756), "white")
assert_equal(black_or_white_key(4757), "black")
assert_equal(black_or_white_key(4758), "white")
assert_equal(black_or_white_key(4759), "black")
assert_equal(black_or_white_key(4760), "white")
assert_equal(black_or_white_key(4761), "white")
assert_equal(black_or_white_key(4762), "black")
assert_equal(black_or_white_key(4763), "white")
assert_equal(black_or_white_key(4764), "black")
assert_equal(black_or_white_key(4765), "white")
assert_equal(black_or_white_key(4766), "black")
assert_equal(black_or_white_key(4767), "white")
assert_equal(black_or_white_key(4768), "white")
assert_equal(black_or_white_key(4769), "black")
assert_equal(black_or_white_key(4770), "white")
assert_equal(black_or_white_key(4771), "black")
assert_equal(black_or_white_key(4772), "white")
assert_equal(black_or_white_key(4773), "white")
assert_equal(black_or_white_key(4774), "black")
assert_equal(black_or_white_key(4775), "white")
assert_equal(black_or_white_key(4776), "black")
assert_equal(black_or_white_key(4777), "white")
assert_equal(black_or_white_key(4778), "black")
assert_equal(black_or_white_key(4779), "white")
assert_equal(black_or_white_key(4780), "white")
assert_equal(black_or_white_key(4781), "black")
assert_equal(black_or_white_key(4782), "white")
assert_equal(black_or_white_key(4783), "black")
assert_equal(black_or_white_key(4784), "white")
assert_equal(black_or_white_key(4785), "white")
assert_equal(black_or_white_key(4786), "black")
assert_equal(black_or_white_key(4787), "white")
assert_equal(black_or_white_key(4788), "black")
assert_equal(black_or_white_key(4789), "white")
assert_equal(black_or_white_key(4790), "black")
assert_equal(black_or_white_key(4791), "white")
assert_equal(black_or_white_key(4792), "white")
assert_equal(black_or_white_key(4793), "black")
assert_equal(black_or_white_key(4794), "white")
assert_equal(black_or_white_key(4795), "black")
assert_equal(black_or_white_key(4796), "white")
assert_equal(black_or_white_key(4797), "white")
assert_equal(black_or_white_key(4798), "black")
assert_equal(black_or_white_key(4799), "white")
assert_equal(black_or_white_key(4800), "black")
assert_equal(black_or_white_key(4801), "white")
assert_equal(black_or_white_key(4802), "black")
assert_equal(black_or_white_key(4803), "white")
assert_equal(black_or_white_key(4804), "white")
assert_equal(black_or_white_key(4805), "black")
assert_equal(black_or_white_key(4806), "white")
assert_equal(black_or_white_key(4807), "black")
assert_equal(black_or_white_key(4808), "white")
assert_equal(black_or_white_key(4809), "white")
assert_equal(black_or_white_key(4810), "black")
assert_equal(black_or_white_key(4811), "white")
assert_equal(black_or_white_key(4812), "black")
assert_equal(black_or_white_key(4813), "white")
assert_equal(black_or_white_key(4814), "black")
assert_equal(black_or_white_key(4815), "white")
assert_equal(black_or_white_key(4816), "white")
assert_equal(black_or_white_key(4817), "black")
assert_equal(black_or_white_key(4818), "white")
assert_equal(black_or_white_key(4819), "black")
assert_equal(black_or_white_key(4820), "white")
assert_equal(black_or_white_key(4821), "white")
assert_equal(black_or_white_key(4822), "black")
assert_equal(black_or_white_key(4823), "white")
assert_equal(black_or_white_key(4824), "black")
assert_equal(black_or_white_key(4825), "white")
assert_equal(black_or_white_key(4826), "black")
assert_equal(black_or_white_key(4827), "white")
assert_equal(black_or_white_key(4828), "white")
assert_equal(black_or_white_key(4829), "black")
assert_equal(black_or_white_key(4830), "white")
assert_equal(black_or_white_key(4831), "black")
assert_equal(black_or_white_key(4832), "white")
assert_equal(black_or_white_key(4833), "white")
assert_equal(black_or_white_key(4834), "black")
assert_equal(black_or_white_key(4835), "white")
assert_equal(black_or_white_key(4836), "black")
assert_equal(black_or_white_key(4837), "white")
assert_equal(black_or_white_key(4838), "black")
assert_equal(black_or_white_key(4839), "white")
assert_equal(black_or_white_key(4840), "white")
assert_equal(black_or_white_key(4841), "white")
assert_equal(black_or_white_key(4842), "black")
assert_equal(black_or_white_key(4843), "white")
assert_equal(black_or_white_key(4844), "white")
assert_equal(black_or_white_key(4845), "black")
assert_equal(black_or_white_key(4846), "white")
assert_equal(black_or_white_key(4847), "black")
assert_equal(black_or_white_key(4848), "white")
assert_equal(black_or_white_key(4849), "white")
assert_equal(black_or_white_key(4850), "black")
assert_equal(black_or_white_key(4851), "white")
assert_equal(black_or_white_key(4852), "black")
assert_equal(black_or_white_key(4853), "white")
assert_equal(black_or_white_key(4854), "black")
assert_equal(black_or_white_key(4855), "white")
assert_equal(black_or_white_key(4856), "white")
assert_equal(black_or_white_key(4857), "black")
assert_equal(black_or_white_key(4858), "white")
assert_equal(black_or_white_key(4859), "black")
assert_equal(black_or_white_key(4860), "white")
assert_equal(black_or_white_key(4861), "white")
assert_equal(black_or_white_key(4862), "black")
assert_equal(black_or_white_key(4863), "white")
assert_equal(black_or_white_key(4864), "black")
assert_equal(black_or_white_key(4865), "white")
assert_equal(black_or_white_key(4866), "black")
assert_equal(black_or_white_key(4867), "white")
assert_equal(black_or_white_key(4868), "white")
assert_equal(black_or_white_key(4869), "black")
assert_equal(black_or_white_key(4870), "white")
assert_equal(black_or_white_key(4871), "black")
assert_equal(black_or_white_key(4872), "white")
assert_equal(black_or_white_key(4873), "white")
assert_equal(black_or_white_key(4874), "black")
assert_equal(black_or_white_key(4875), "white")
assert_equal(black_or_white_key(4876), "black")
assert_equal(black_or_white_key(4877), "white")
assert_equal(black_or_white_key(4878), "black")
assert_equal(black_or_white_key(4879), "white")
assert_equal(black_or_white_key(4880), "white")
assert_equal(black_or_white_key(4881), "black")
assert_equal(black_or_white_key(4882), "white")
assert_equal(black_or_white_key(4883), "black")
assert_equal(black_or_white_key(4884), "white")
assert_equal(black_or_white_key(4885), "white")
assert_equal(black_or_white_key(4886), "black")
assert_equal(black_or_white_key(4887), "white")
assert_equal(black_or_white_key(4888), "black")
assert_equal(black_or_white_key(4889), "white")
assert_equal(black_or_white_key(4890), "black")
assert_equal(black_or_white_key(4891), "white")
assert_equal(black_or_white_key(4892), "white")
assert_equal(black_or_white_key(4893), "black")
assert_equal(black_or_white_key(4894), "white")
assert_equal(black_or_white_key(4895), "black")
assert_equal(black_or_white_key(4896), "white")
assert_equal(black_or_white_key(4897), "white")
assert_equal(black_or_white_key(4898), "black")
assert_equal(black_or_white_key(4899), "white")
assert_equal(black_or_white_key(4900), "black")
assert_equal(black_or_white_key(4901), "white")
assert_equal(black_or_white_key(4902), "black")
assert_equal(black_or_white_key(4903), "white")
assert_equal(black_or_white_key(4904), "white")
assert_equal(black_or_white_key(4905), "black")
assert_equal(black_or_white_key(4906), "white")
assert_equal(black_or_white_key(4907), "black")
assert_equal(black_or_white_key(4908), "white")
assert_equal(black_or_white_key(4909), "white")
assert_equal(black_or_white_key(4910), "black")
assert_equal(black_or_white_key(4911), "white")
assert_equal(black_or_white_key(4912), "black")
assert_equal(black_or_white_key(4913), "white")
assert_equal(black_or_white_key(4914), "black")
assert_equal(black_or_white_key(4915), "white")
assert_equal(black_or_white_key(4916), "white")
assert_equal(black_or_white_key(4917), "black")
assert_equal(black_or_white_key(4918), "white")
assert_equal(black_or_white_key(4919), "black")
assert_equal(black_or_white_key(4920), "white")
assert_equal(black_or_white_key(4921), "white")
assert_equal(black_or_white_key(4922), "black")
assert_equal(black_or_white_key(4923), "white")
assert_equal(black_or_white_key(4924), "black")
assert_equal(black_or_white_key(4925), "white")
assert_equal(black_or_white_key(4926), "black")
assert_equal(black_or_white_key(4927), "white")
assert_equal(black_or_white_key(4928), "white")
assert_equal(black_or_white_key(4929), "white")
assert_equal(black_or_white_key(4930), "black")
assert_equal(black_or_white_key(4931), "white")
assert_equal(black_or_white_key(4932), "white")
assert_equal(black_or_white_key(4933), "black")
assert_equal(black_or_white_key(4934), "white")
assert_equal(black_or_white_key(4935), "black")
assert_equal(black_or_white_key(4936), "white")
assert_equal(black_or_white_key(4937), "white")
assert_equal(black_or_white_key(4938), "black")
assert_equal(black_or_white_key(4939), "white")
assert_equal(black_or_white_key(4940), "black")
assert_equal(black_or_white_key(4941), "white")
assert_equal(black_or_white_key(4942), "black")
assert_equal(black_or_white_key(4943), "white")
assert_equal(black_or_white_key(4944), "white")
assert_equal(black_or_white_key(4945), "black")
assert_equal(black_or_white_key(4946), "white")
assert_equal(black_or_white_key(4947), "black")
assert_equal(black_or_white_key(4948), "white")
assert_equal(black_or_white_key(4949), "white")
assert_equal(black_or_white_key(4950), "black")
assert_equal(black_or_white_key(4951), "white")
assert_equal(black_or_white_key(4952), "black")
assert_equal(black_or_white_key(4953), "white")
assert_equal(black_or_white_key(4954), "black")
assert_equal(black_or_white_key(4955), "white")
assert_equal(black_or_white_key(4956), "white")
assert_equal(black_or_white_key(4957), "black")
assert_equal(black_or_white_key(4958), "white")
assert_equal(black_or_white_key(4959), "black")
assert_equal(black_or_white_key(4960), "white")
assert_equal(black_or_white_key(4961), "white")
assert_equal(black_or_white_key(4962), "black")
assert_equal(black_or_white_key(4963), "white")
assert_equal(black_or_white_key(4964), "black")
assert_equal(black_or_white_key(4965), "white")
assert_equal(black_or_white_key(4966), "black")
assert_equal(black_or_white_key(4967), "white")
assert_equal(black_or_white_key(4968), "white")
assert_equal(black_or_white_key(4969), "black")
assert_equal(black_or_white_key(4970), "white")
assert_equal(black_or_white_key(4971), "black")
assert_equal(black_or_white_key(4972), "white")
assert_equal(black_or_white_key(4973), "white")
assert_equal(black_or_white_key(4974), "black")
assert_equal(black_or_white_key(4975), "white")
assert_equal(black_or_white_key(4976), "black")
assert_equal(black_or_white_key(4977), "white")
assert_equal(black_or_white_key(4978), "black")
assert_equal(black_or_white_key(4979), "white")
assert_equal(black_or_white_key(4980), "white")
assert_equal(black_or_white_key(4981), "black")
assert_equal(black_or_white_key(4982), "white")
assert_equal(black_or_white_key(4983), "black")
assert_equal(black_or_white_key(4984), "white")
assert_equal(black_or_white_key(4985), "white")
assert_equal(black_or_white_key(4986), "black")
assert_equal(black_or_white_key(4987), "white")
assert_equal(black_or_white_key(4988), "black")
assert_equal(black_or_white_key(4989), "white")
assert_equal(black_or_white_key(4990), "black")
assert_equal(black_or_white_key(4991), "white")
assert_equal(black_or_white_key(4992), "white")
assert_equal(black_or_white_key(4993), "black")
assert_equal(black_or_white_key(4994), "white")
assert_equal(black_or_white_key(4995), "black")
assert_equal(black_or_white_key(4996), "white")
assert_equal(black_or_white_key(4997), "white")
assert_equal(black_or_white_key(4998), "black")
assert_equal(black_or_white_key(4999), "white")
assert_equal(black_or_white_key(5000), "black")
assert_equal(black_or_white_key(5001), "white")
assert_equal(black_or_white_key(5002), "black")
assert_equal(black_or_white_key(5003), "white")
assert_equal(black_or_white_key(5004), "white")
assert_equal(black_or_white_key(5005), "black")
assert_equal(black_or_white_key(5006), "white")
assert_equal(black_or_white_key(5007), "black")
assert_equal(black_or_white_key(5008), "white")
assert_equal(black_or_white_key(5009), "white")
assert_equal(black_or_white_key(5010), "black")
assert_equal(black_or_white_key(5011), "white")
assert_equal(black_or_white_key(5012), "black")
assert_equal(black_or_white_key(5013), "white")
assert_equal(black_or_white_key(5014), "black")
assert_equal(black_or_white_key(5015), "white")
assert_equal(black_or_white_key(5016), "white")
assert_equal(black_or_white_key(5017), "white")
assert_equal(black_or_white_key(5018), "black")
assert_equal(black_or_white_key(5019), "white")
assert_equal(black_or_white_key(5020), "white")
assert_equal(black_or_white_key(5021), "black")
assert_equal(black_or_white_key(5022), "white")
assert_equal(black_or_white_key(5023), "black")
assert_equal(black_or_white_key(5024), "white")
assert_equal(black_or_white_key(5025), "white")
assert_equal(black_or_white_key(5026), "black")
assert_equal(black_or_white_key(5027), "white")
assert_equal(black_or_white_key(5028), "black")
assert_equal(black_or_white_key(5029), "white")
assert_equal(black_or_white_key(5030), "black")
assert_equal(black_or_white_key(5031), "white")
assert_equal(black_or_white_key(5032), "white")
assert_equal(black_or_white_key(5033), "black")
assert_equal(black_or_white_key(5034), "white")
assert_equal(black_or_white_key(5035), "black")
assert_equal(black_or_white_key(5036), "white")
assert_equal(black_or_white_key(5037), "white")
assert_equal(black_or_white_key(5038), "black")
assert_equal(black_or_white_key(5039), "white")
assert_equal(black_or_white_key(5040), "black")
assert_equal(black_or_white_key(5041), "white")
assert_equal(black_or_white_key(5042), "black")
assert_equal(black_or_white_key(5043), "white")
assert_equal(black_or_white_key(5044), "white")
assert_equal(black_or_white_key(5045), "black")
assert_equal(black_or_white_key(5046), "white")
assert_equal(black_or_white_key(5047), "black")
assert_equal(black_or_white_key(5048), "white")
assert_equal(black_or_white_key(5049), "white")
assert_equal(black_or_white_key(5050), "black")
assert_equal(black_or_white_key(5051), "white")
assert_equal(black_or_white_key(5052), "black")
assert_equal(black_or_white_key(5053), "white")
assert_equal(black_or_white_key(5054), "black")
assert_equal(black_or_white_key(5055), "white")
assert_equal(black_or_white_key(5056), "white")
assert_equal(black_or_white_key(5057), "black")
assert_equal(black_or_white_key(5058), "white")
assert_equal(black_or_white_key(5059), "black")
assert_equal(black_or_white_key(5060), "white")
assert_equal(black_or_white_key(5061), "white")
assert_equal(black_or_white_key(5062), "black")
assert_equal(black_or_white_key(5063), "white")
assert_equal(black_or_white_key(5064), "black")
assert_equal(black_or_white_key(5065), "white")
assert_equal(black_or_white_key(5066), "black")
assert_equal(black_or_white_key(5067), "white")
assert_equal(black_or_white_key(5068), "white")
assert_equal(black_or_white_key(5069), "black")
assert_equal(black_or_white_key(5070), "white")
assert_equal(black_or_white_key(5071), "black")
assert_equal(black_or_white_key(5072), "white")
assert_equal(black_or_white_key(5073), "white")
assert_equal(black_or_white_key(5074), "black")
assert_equal(black_or_white_key(5075), "white")
assert_equal(black_or_white_key(5076), "black")
assert_equal(black_or_white_key(5077), "white")
assert_equal(black_or_white_key(5078), "black")
assert_equal(black_or_white_key(5079), "white")
assert_equal(black_or_white_key(5080), "white")
assert_equal(black_or_white_key(5081), "black")
assert_equal(black_or_white_key(5082), "white")
assert_equal(black_or_white_key(5083), "black")
assert_equal(black_or_white_key(5084), "white")
assert_equal(black_or_white_key(5085), "white")
assert_equal(black_or_white_key(5086), "black")
assert_equal(black_or_white_key(5087), "white")
assert_equal(black_or_white_key(5088), "black")
assert_equal(black_or_white_key(5089), "white")
assert_equal(black_or_white_key(5090), "black")
assert_equal(black_or_white_key(5091), "white")
assert_equal(black_or_white_key(5092), "white")
assert_equal(black_or_white_key(5093), "black")
assert_equal(black_or_white_key(5094), "white")
assert_equal(black_or_white_key(5095), "black")
assert_equal(black_or_white_key(5096), "white")
assert_equal(black_or_white_key(5097), "white")
assert_equal(black_or_white_key(5098), "black")
assert_equal(black_or_white_key(5099), "white")
assert_equal(black_or_white_key(5100), "black")
assert_equal(black_or_white_key(5101), "white")
assert_equal(black_or_white_key(5102), "black")
assert_equal(black_or_white_key(5103), "white")
assert_equal(black_or_white_key(5104), "white")
assert_equal(black_or_white_key(5105), "white")
assert_equal(black_or_white_key(5106), "black")
assert_equal(black_or_white_key(5107), "white")
assert_equal(black_or_white_key(5108), "white")
assert_equal(black_or_white_key(5109), "black")
assert_equal(black_or_white_key(5110), "white")
assert_equal(black_or_white_key(5111), "black")
assert_equal(black_or_white_key(5112), "white")
assert_equal(black_or_white_key(5113), "white")
assert_equal(black_or_white_key(5114), "black")
assert_equal(black_or_white_key(5115), "white")
assert_equal(black_or_white_key(5116), "black")
assert_equal(black_or_white_key(5117), "white")
assert_equal(black_or_white_key(5118), "black")
assert_equal(black_or_white_key(5119), "white")
assert_equal(black_or_white_key(5120), "white")
assert_equal(black_or_white_key(5121), "black")
assert_equal(black_or_white_key(5122), "white")
assert_equal(black_or_white_key(5123), "black")
assert_equal(black_or_white_key(5124), "white")
assert_equal(black_or_white_key(5125), "white")
assert_equal(black_or_white_key(5126), "black")
assert_equal(black_or_white_key(5127), "white")
assert_equal(black_or_white_key(5128), "black")
assert_equal(black_or_white_key(5129), "white")
assert_equal(black_or_white_key(5130), "black")
assert_equal(black_or_white_key(5131), "white")
assert_equal(black_or_white_key(5132), "white")
assert_equal(black_or_white_key(5133), "black")
assert_equal(black_or_white_key(5134), "white")
assert_equal(black_or_white_key(5135), "black")
assert_equal(black_or_white_key(5136), "white")
assert_equal(black_or_white_key(5137), "white")
assert_equal(black_or_white_key(5138), "black")
assert_equal(black_or_white_key(5139), "white")
assert_equal(black_or_white_key(5140), "black")
assert_equal(black_or_white_key(5141), "white")
assert_equal(black_or_white_key(5142), "black")
assert_equal(black_or_white_key(5143), "white")
assert_equal(black_or_white_key(5144), "white")
assert_equal(black_or_white_key(5145), "black")
assert_equal(black_or_white_key(5146), "white")
assert_equal(black_or_white_key(5147), "black")
assert_equal(black_or_white_key(5148), "white")
assert_equal(black_or_white_key(5149), "white")
assert_equal(black_or_white_key(5150), "black")
assert_equal(black_or_white_key(5151), "white")
assert_equal(black_or_white_key(5152), "black")
assert_equal(black_or_white_key(5153), "white")
assert_equal(black_or_white_key(5154), "black")
assert_equal(black_or_white_key(5155), "white")
assert_equal(black_or_white_key(5156), "white")
assert_equal(black_or_white_key(5157), "black")
assert_equal(black_or_white_key(5158), "white")
assert_equal(black_or_white_key(5159), "black")
assert_equal(black_or_white_key(5160), "white")
assert_equal(black_or_white_key(5161), "white")
assert_equal(black_or_white_key(5162), "black")
assert_equal(black_or_white_key(5163), "white")
assert_equal(black_or_white_key(5164), "black")
assert_equal(black_or_white_key(5165), "white")
assert_equal(black_or_white_key(5166), "black")
assert_equal(black_or_white_key(5167), "white")
assert_equal(black_or_white_key(5168), "white")
assert_equal(black_or_white_key(5169), "black")
assert_equal(black_or_white_key(5170), "white")
assert_equal(black_or_white_key(5171), "black")
assert_equal(black_or_white_key(5172), "white")
assert_equal(black_or_white_key(5173), "white")
assert_equal(black_or_white_key(5174), "black")
assert_equal(black_or_white_key(5175), "white")
assert_equal(black_or_white_key(5176), "black")
assert_equal(black_or_white_key(5177), "white")
assert_equal(black_or_white_key(5178), "black")
assert_equal(black_or_white_key(5179), "white")
assert_equal(black_or_white_key(5180), "white")
assert_equal(black_or_white_key(5181), "black")
assert_equal(black_or_white_key(5182), "white")
assert_equal(black_or_white_key(5183), "black")
assert_equal(black_or_white_key(5184), "white")
assert_equal(black_or_white_key(5185), "white")
assert_equal(black_or_white_key(5186), "black")
assert_equal(black_or_white_key(5187), "white")
assert_equal(black_or_white_key(5188), "black")
assert_equal(black_or_white_key(5189), "white")
assert_equal(black_or_white_key(5190), "black")
assert_equal(black_or_white_key(5191), "white")
assert_equal(black_or_white_key(5192), "white")
assert_equal(black_or_white_key(5193), "white")
assert_equal(black_or_white_key(5194), "black")
assert_equal(black_or_white_key(5195), "white")
assert_equal(black_or_white_key(5196), "white")
assert_equal(black_or_white_key(5197), "black")
assert_equal(black_or_white_key(5198), "white")
assert_equal(black_or_white_key(5199), "black")
assert_equal(black_or_white_key(5200), "white")
assert_equal(black_or_white_key(5201), "white")
assert_equal(black_or_white_key(5202), "black")
assert_equal(black_or_white_key(5203), "white")
assert_equal(black_or_white_key(5204), "black")
assert_equal(black_or_white_key(5205), "white")
assert_equal(black_or_white_key(5206), "black")
assert_equal(black_or_white_key(5207), "white")
assert_equal(black_or_white_key(5208), "white")
assert_equal(black_or_white_key(5209), "black")
assert_equal(black_or_white_key(5210), "white")
assert_equal(black_or_white_key(5211), "black")
assert_equal(black_or_white_key(5212), "white")
assert_equal(black_or_white_key(5213), "white")
assert_equal(black_or_white_key(5214), "black")
assert_equal(black_or_white_key(5215), "white")
assert_equal(black_or_white_key(5216), "black")
assert_equal(black_or_white_key(5217), "white")
assert_equal(black_or_white_key(5218), "black")
assert_equal(black_or_white_key(5219), "white")
assert_equal(black_or_white_key(5220), "white")
assert_equal(black_or_white_key(5221), "black")
assert_equal(black_or_white_key(5222), "white")
assert_equal(black_or_white_key(5223), "black")
assert_equal(black_or_white_key(5224), "white")
assert_equal(black_or_white_key(5225), "white")
assert_equal(black_or_white_key(5226), "black")
assert_equal(black_or_white_key(5227), "white")
assert_equal(black_or_white_key(5228), "black")
assert_equal(black_or_white_key(5229), "white")
assert_equal(black_or_white_key(5230), "black")
assert_equal(black_or_white_key(5231), "white")
assert_equal(black_or_white_key(5232), "white")
assert_equal(black_or_white_key(5233), "black")
assert_equal(black_or_white_key(5234), "white")
assert_equal(black_or_white_key(5235), "black")
assert_equal(black_or_white_key(5236), "white")
assert_equal(black_or_white_key(5237), "white")
assert_equal(black_or_white_key(5238), "black")
assert_equal(black_or_white_key(5239), "white")
assert_equal(black_or_white_key(5240), "black")
assert_equal(black_or_white_key(5241), "white")
assert_equal(black_or_white_key(5242), "black")
assert_equal(black_or_white_key(5243), "white")
assert_equal(black_or_white_key(5244), "white")
assert_equal(black_or_white_key(5245), "black")
assert_equal(black_or_white_key(5246), "white")
assert_equal(black_or_white_key(5247), "black")
assert_equal(black_or_white_key(5248), "white")
assert_equal(black_or_white_key(5249), "white")
assert_equal(black_or_white_key(5250), "black")
assert_equal(black_or_white_key(5251), "white")
assert_equal(black_or_white_key(5252), "black")
assert_equal(black_or_white_key(5253), "white")
assert_equal(black_or_white_key(5254), "black")
assert_equal(black_or_white_key(5255), "white")
assert_equal(black_or_white_key(5256), "white")
assert_equal(black_or_white_key(5257), "black")
assert_equal(black_or_white_key(5258), "white")
assert_equal(black_or_white_key(5259), "black")
assert_equal(black_or_white_key(5260), "white")
assert_equal(black_or_white_key(5261), "white")
assert_equal(black_or_white_key(5262), "black")
assert_equal(black_or_white_key(5263), "white")
assert_equal(black_or_white_key(5264), "black")
assert_equal(black_or_white_key(5265), "white")
assert_equal(black_or_white_key(5266), "black")
assert_equal(black_or_white_key(5267), "white")
assert_equal(black_or_white_key(5268), "white")
assert_equal(black_or_white_key(5269), "black")
assert_equal(black_or_white_key(5270), "white")
assert_equal(black_or_white_key(5271), "black")
assert_equal(black_or_white_key(5272), "white")
assert_equal(black_or_white_key(5273), "white")
assert_equal(black_or_white_key(5274), "black")
assert_equal(black_or_white_key(5275), "white")
assert_equal(black_or_white_key(5276), "black")
assert_equal(black_or_white_key(5277), "white")
assert_equal(black_or_white_key(5278), "black")
assert_equal(black_or_white_key(5279), "white")
assert_equal(black_or_white_key(5280), "white")
assert_equal(black_or_white_key(5281), "white")
assert_equal(black_or_white_key(5282), "black")
assert_equal(black_or_white_key(5283), "white")
assert_equal(black_or_white_key(5284), "white")
assert_equal(black_or_white_key(5285), "black")
assert_equal(black_or_white_key(5286), "white")
assert_equal(black_or_white_key(5287), "black")
assert_equal(black_or_white_key(5288), "white")
assert_equal(black_or_white_key(5289), "white")
assert_equal(black_or_white_key(5290), "black")
assert_equal(black_or_white_key(5291), "white")
assert_equal(black_or_white_key(5292), "black")
assert_equal(black_or_white_key(5293), "white")
assert_equal(black_or_white_key(5294), "black")
assert_equal(black_or_white_key(5295), "white")
assert_equal(black_or_white_key(5296), "white")
assert_equal(black_or_white_key(5297), "black")
assert_equal(black_or_white_key(5298), "white")
assert_equal(black_or_white_key(5299), "black")
assert_equal(black_or_white_key(5300), "white")
assert_equal(black_or_white_key(5301), "white")
assert_equal(black_or_white_key(5302), "black")
assert_equal(black_or_white_key(5303), "white")
assert_equal(black_or_white_key(5304), "black")
assert_equal(black_or_white_key(5305), "white")
assert_equal(black_or_white_key(5306), "black")
assert_equal(black_or_white_key(5307), "white")
assert_equal(black_or_white_key(5308), "white")
assert_equal(black_or_white_key(5309), "black")
assert_equal(black_or_white_key(5310), "white")
assert_equal(black_or_white_key(5311), "black")
assert_equal(black_or_white_key(5312), "white")
assert_equal(black_or_white_key(5313), "white")
assert_equal(black_or_white_key(5314), "black")
assert_equal(black_or_white_key(5315), "white")
assert_equal(black_or_white_key(5316), "black")
assert_equal(black_or_white_key(5317), "white")
assert_equal(black_or_white_key(5318), "black")
assert_equal(black_or_white_key(5319), "white")
assert_equal(black_or_white_key(5320), "white")
assert_equal(black_or_white_key(5321), "black")
assert_equal(black_or_white_key(5322), "white")
assert_equal(black_or_white_key(5323), "black")
assert_equal(black_or_white_key(5324), "white")
assert_equal(black_or_white_key(5325), "white")
assert_equal(black_or_white_key(5326), "black")
assert_equal(black_or_white_key(5327), "white")
assert_equal(black_or_white_key(5328), "black")
assert_equal(black_or_white_key(5329), "white")
assert_equal(black_or_white_key(5330), "black")
assert_equal(black_or_white_key(5331), "white")
assert_equal(black_or_white_key(5332), "white")
assert_equal(black_or_white_key(5333), "black")
assert_equal(black_or_white_key(5334), "white")
assert_equal(black_or_white_key(5335), "black")
assert_equal(black_or_white_key(5336), "white")
assert_equal(black_or_white_key(5337), "white")
assert_equal(black_or_white_key(5338), "black")
assert_equal(black_or_white_key(5339), "white")
assert_equal(black_or_white_key(5340), "black")
assert_equal(black_or_white_key(5341), "white")
assert_equal(black_or_white_key(5342), "black")
assert_equal(black_or_white_key(5343), "white")
assert_equal(black_or_white_key(5344), "white")
assert_equal(black_or_white_key(5345), "black")
assert_equal(black_or_white_key(5346), "white")
assert_equal(black_or_white_key(5347), "black")
assert_equal(black_or_white_key(5348), "white")
assert_equal(black_or_white_key(5349), "white")
assert_equal(black_or_white_key(5350), "black")
assert_equal(black_or_white_key(5351), "white")
assert_equal(black_or_white_key(5352), "black")
assert_equal(black_or_white_key(5353), "white")
assert_equal(black_or_white_key(5354), "black")
assert_equal(black_or_white_key(5355), "white")
assert_equal(black_or_white_key(5356), "white")
assert_equal(black_or_white_key(5357), "black")
assert_equal(black_or_white_key(5358), "white")
assert_equal(black_or_white_key(5359), "black")
assert_equal(black_or_white_key(5360), "white")
assert_equal(black_or_white_key(5361), "white")
assert_equal(black_or_white_key(5362), "black")
assert_equal(black_or_white_key(5363), "white")
assert_equal(black_or_white_key(5364), "black")
assert_equal(black_or_white_key(5365), "white")
assert_equal(black_or_white_key(5366), "black")
assert_equal(black_or_white_key(5367), "white")
assert_equal(black_or_white_key(5368), "white")
assert_equal(black_or_white_key(5369), "white")
assert_equal(black_or_white_key(5370), "black")
assert_equal(black_or_white_key(5371), "white")
assert_equal(black_or_white_key(5372), "white")
assert_equal(black_or_white_key(5373), "black")
assert_equal(black_or_white_key(5374), "white")
assert_equal(black_or_white_key(5375), "black")
assert_equal(black_or_white_key(5376), "white")
assert_equal(black_or_white_key(5377), "white")
assert_equal(black_or_white_key(5378), "black")
assert_equal(black_or_white_key(5379), "white")
assert_equal(black_or_white_key(5380), "black")
assert_equal(black_or_white_key(5381), "white")
assert_equal(black_or_white_key(5382), "black")
assert_equal(black_or_white_key(5383), "white")
assert_equal(black_or_white_key(5384), "white")
assert_equal(black_or_white_key(5385), "black")
assert_equal(black_or_white_key(5386), "white")
assert_equal(black_or_white_key(5387), "black")
assert_equal(black_or_white_key(5388), "white")
assert_equal(black_or_white_key(5389), "white")
assert_equal(black_or_white_key(5390), "black")
assert_equal(black_or_white_key(5391), "white")
assert_equal(black_or_white_key(5392), "black")
assert_equal(black_or_white_key(5393), "white")
assert_equal(black_or_white_key(5394), "black")
assert_equal(black_or_white_key(5395), "white")
assert_equal(black_or_white_key(5396), "white")
assert_equal(black_or_white_key(5397), "black")
assert_equal(black_or_white_key(5398), "white")
assert_equal(black_or_white_key(5399), "black")
assert_equal(black_or_white_key(5400), "white")
assert_equal(black_or_white_key(5401), "white")
assert_equal(black_or_white_key(5402), "black")
assert_equal(black_or_white_key(5403), "white")
assert_equal(black_or_white_key(5404), "black")
assert_equal(black_or_white_key(5405), "white")
assert_equal(black_or_white_key(5406), "black")
assert_equal(black_or_white_key(5407), "white")
assert_equal(black_or_white_key(5408), "white")
assert_equal(black_or_white_key(5409), "black")
assert_equal(black_or_white_key(5410), "white")
assert_equal(black_or_white_key(5411), "black")
assert_equal(black_or_white_key(5412), "white")
assert_equal(black_or_white_key(5413), "white")
assert_equal(black_or_white_key(5414), "black")
assert_equal(black_or_white_key(5415), "white")
assert_equal(black_or_white_key(5416), "black")
assert_equal(black_or_white_key(5417), "white")
assert_equal(black_or_white_key(5418), "black")
assert_equal(black_or_white_key(5419), "white")
assert_equal(black_or_white_key(5420), "white")
assert_equal(black_or_white_key(5421), "black")
assert_equal(black_or_white_key(5422), "white")
assert_equal(black_or_white_key(5423), "black")
assert_equal(black_or_white_key(5424), "white")
assert_equal(black_or_white_key(5425), "white")
assert_equal(black_or_white_key(5426), "black")
assert_equal(black_or_white_key(5427), "white")
assert_equal(black_or_white_key(5428), "black")
assert_equal(black_or_white_key(5429), "white")
assert_equal(black_or_white_key(5430), "black")
assert_equal(black_or_white_key(5431), "white")
assert_equal(black_or_white_key(5432), "white")
assert_equal(black_or_white_key(5433), "black")
assert_equal(black_or_white_key(5434), "white")
assert_equal(black_or_white_key(5435), "black")
assert_equal(black_or_white_key(5436), "white")
assert_equal(black_or_white_key(5437), "white")
assert_equal(black_or_white_key(5438), "black")
assert_equal(black_or_white_key(5439), "white")
assert_equal(black_or_white_key(5440), "black")
assert_equal(black_or_white_key(5441), "white")
assert_equal(black_or_white_key(5442), "black")
assert_equal(black_or_white_key(5443), "white")
assert_equal(black_or_white_key(5444), "white")
assert_equal(black_or_white_key(5445), "black")
assert_equal(black_or_white_key(5446), "white")
assert_equal(black_or_white_key(5447), "black")
assert_equal(black_or_white_key(5448), "white")
assert_equal(black_or_white_key(5449), "white")
assert_equal(black_or_white_key(5450), "black")
assert_equal(black_or_white_key(5451), "white")
assert_equal(black_or_white_key(5452), "black")
assert_equal(black_or_white_key(5453), "white")
assert_equal(black_or_white_key(5454), "black")
assert_equal(black_or_white_key(5455), "white")
assert_equal(black_or_white_key(5456), "white")
assert_equal(black_or_white_key(5457), "white")
assert_equal(black_or_white_key(5458), "black")
assert_equal(black_or_white_key(5459), "white")
assert_equal(black_or_white_key(5460), "white")
assert_equal(black_or_white_key(5461), "black")
assert_equal(black_or_white_key(5462), "white")
assert_equal(black_or_white_key(5463), "black")
assert_equal(black_or_white_key(5464), "white")
assert_equal(black_or_white_key(5465), "white")
assert_equal(black_or_white_key(5466), "black")
assert_equal(black_or_white_key(5467), "white")
assert_equal(black_or_white_key(5468), "black")
assert_equal(black_or_white_key(5469), "white")
assert_equal(black_or_white_key(5470), "black")
assert_equal(black_or_white_key(5471), "white")
assert_equal(black_or_white_key(5472), "white")
assert_equal(black_or_white_key(5473), "black")
assert_equal(black_or_white_key(5474), "white")
assert_equal(black_or_white_key(5475), "black")
assert_equal(black_or_white_key(5476), "white")
assert_equal(black_or_white_key(5477), "white")
assert_equal(black_or_white_key(5478), "black")
assert_equal(black_or_white_key(5479), "white")
assert_equal(black_or_white_key(5480), "black")
assert_equal(black_or_white_key(5481), "white")
assert_equal(black_or_white_key(5482), "black")
assert_equal(black_or_white_key(5483), "white")
assert_equal(black_or_white_key(5484), "white")
assert_equal(black_or_white_key(5485), "black")
assert_equal(black_or_white_key(5486), "white")
assert_equal(black_or_white_key(5487), "black")
assert_equal(black_or_white_key(5488), "white")
assert_equal(black_or_white_key(5489), "white")
assert_equal(black_or_white_key(5490), "black")
assert_equal(black_or_white_key(5491), "white")
assert_equal(black_or_white_key(5492), "black")
assert_equal(black_or_white_key(5493), "white")
assert_equal(black_or_white_key(5494), "black")
assert_equal(black_or_white_key(5495), "white")
assert_equal(black_or_white_key(5496), "white")
assert_equal(black_or_white_key(5497), "black")
assert_equal(black_or_white_key(5498), "white")
assert_equal(black_or_white_key(5499), "black")
assert_equal(black_or_white_key(5500), "white")
assert_equal(black_or_white_key(5501), "white")
assert_equal(black_or_white_key(5502), "black")
assert_equal(black_or_white_key(5503), "white")
assert_equal(black_or_white_key(5504), "black")
assert_equal(black_or_white_key(5505), "white")
assert_equal(black_or_white_key(5506), "black")
assert_equal(black_or_white_key(5507), "white")
assert_equal(black_or_white_key(5508), "white")
assert_equal(black_or_white_key(5509), "black")
assert_equal(black_or_white_key(5510), "white")
assert_equal(black_or_white_key(5511), "black")
assert_equal(black_or_white_key(5512), "white")
assert_equal(black_or_white_key(5513), "white")
assert_equal(black_or_white_key(5514), "black")
assert_equal(black_or_white_key(5515), "white")
assert_equal(black_or_white_key(5516), "black")
assert_equal(black_or_white_key(5517), "white")
assert_equal(black_or_white_key(5518), "black")
assert_equal(black_or_white_key(5519), "white")
assert_equal(black_or_white_key(5520), "white")
assert_equal(black_or_white_key(5521), "black")
assert_equal(black_or_white_key(5522), "white")
assert_equal(black_or_white_key(5523), "black")
assert_equal(black_or_white_key(5524), "white")
assert_equal(black_or_white_key(5525), "white")
assert_equal(black_or_white_key(5526), "black")
assert_equal(black_or_white_key(5527), "white")
assert_equal(black_or_white_key(5528), "black")
assert_equal(black_or_white_key(5529), "white")
assert_equal(black_or_white_key(5530), "black")
assert_equal(black_or_white_key(5531), "white")
assert_equal(black_or_white_key(5532), "white")
assert_equal(black_or_white_key(5533), "black")
assert_equal(black_or_white_key(5534), "white")
assert_equal(black_or_white_key(5535), "black")
assert_equal(black_or_white_key(5536), "white")
assert_equal(black_or_white_key(5537), "white")
assert_equal(black_or_white_key(5538), "black")
assert_equal(black_or_white_key(5539), "white")
assert_equal(black_or_white_key(5540), "black")
assert_equal(black_or_white_key(5541), "white")
assert_equal(black_or_white_key(5542), "black")
assert_equal(black_or_white_key(5543), "white")
assert_equal(black_or_white_key(5544), "white")
assert_equal(black_or_white_key(5545), "white")
assert_equal(black_or_white_key(5546), "black")
assert_equal(black_or_white_key(5547), "white")
assert_equal(black_or_white_key(5548), "white")
assert_equal(black_or_white_key(5549), "black")
assert_equal(black_or_white_key(5550), "white")
assert_equal(black_or_white_key(5551), "black")
assert_equal(black_or_white_key(5552), "white")
assert_equal(black_or_white_key(5553), "white")
assert_equal(black_or_white_key(5554), "black")
assert_equal(black_or_white_key(5555), "white")
assert_equal(black_or_white_key(5556), "black")
assert_equal(black_or_white_key(5557), "white")
assert_equal(black_or_white_key(5558), "black")
assert_equal(black_or_white_key(5559), "white")
assert_equal(black_or_white_key(5560), "white")
assert_equal(black_or_white_key(5561), "black")
assert_equal(black_or_white_key(5562), "white")
assert_equal(black_or_white_key(5563), "black")
assert_equal(black_or_white_key(5564), "white")
assert_equal(black_or_white_key(5565), "white")
assert_equal(black_or_white_key(5566), "black")
assert_equal(black_or_white_key(5567), "white")
assert_equal(black_or_white_key(5568), "black")
assert_equal(black_or_white_key(5569), "white")
assert_equal(black_or_white_key(5570), "black")
assert_equal(black_or_white_key(5571), "white")
assert_equal(black_or_white_key(5572), "white")
assert_equal(black_or_white_key(5573), "black")
assert_equal(black_or_white_key(5574), "white")
assert_equal(black_or_white_key(5575), "black")
assert_equal(black_or_white_key(5576), "white")
assert_equal(black_or_white_key(5577), "white")
assert_equal(black_or_white_key(5578), "black")
assert_equal(black_or_white_key(5579), "white")
assert_equal(black_or_white_key(5580), "black")
assert_equal(black_or_white_key(5581), "white")
assert_equal(black_or_white_key(5582), "black")
assert_equal(black_or_white_key(5583), "white")
assert_equal(black_or_white_key(5584), "white")
assert_equal(black_or_white_key(5585), "black")
assert_equal(black_or_white_key(5586), "white")
assert_equal(black_or_white_key(5587), "black")
assert_equal(black_or_white_key(5588), "white")
assert_equal(black_or_white_key(5589), "white")
assert_equal(black_or_white_key(5590), "black")
assert_equal(black_or_white_key(5591), "white")
assert_equal(black_or_white_key(5592), "black")
assert_equal(black_or_white_key(5593), "white")
assert_equal(black_or_white_key(5594), "black")
assert_equal(black_or_white_key(5595), "white")
assert_equal(black_or_white_key(5596), "white")
assert_equal(black_or_white_key(5597), "black")
assert_equal(black_or_white_key(5598), "white")
assert_equal(black_or_white_key(5599), "black")
assert_equal(black_or_white_key(5600), "white")
assert_equal(black_or_white_key(5601), "white")
assert_equal(black_or_white_key(5602), "black")
assert_equal(black_or_white_key(5603), "white")
assert_equal(black_or_white_key(5604), "black")
assert_equal(black_or_white_key(5605), "white")
assert_equal(black_or_white_key(5606), "black")
assert_equal(black_or_white_key(5607), "white")
assert_equal(black_or_white_key(5608), "white")
assert_equal(black_or_white_key(5609), "black")
assert_equal(black_or_white_key(5610), "white")
assert_equal(black_or_white_key(5611), "black")
assert_equal(black_or_white_key(5612), "white")
assert_equal(black_or_white_key(5613), "white")
assert_equal(black_or_white_key(5614), "black")
assert_equal(black_or_white_key(5615), "white")
assert_equal(black_or_white_key(5616), "black")
assert_equal(black_or_white_key(5617), "white")
assert_equal(black_or_white_key(5618), "black")
assert_equal(black_or_white_key(5619), "white")
assert_equal(black_or_white_key(5620), "white")
assert_equal(black_or_white_key(5621), "black")
assert_equal(black_or_white_key(5622), "white")
assert_equal(black_or_white_key(5623), "black")
assert_equal(black_or_white_key(5624), "white")
assert_equal(black_or_white_key(5625), "white")
assert_equal(black_or_white_key(5626), "black")
assert_equal(black_or_white_key(5627), "white")
assert_equal(black_or_white_key(5628), "black")
assert_equal(black_or_white_key(5629), "white")
assert_equal(black_or_white_key(5630), "black")
assert_equal(black_or_white_key(5631), "white")
assert_equal(black_or_white_key(5632), "white")
assert_equal(black_or_white_key(5633), "white")
assert_equal(black_or_white_key(5634), "black")
assert_equal(black_or_white_key(5635), "white")
assert_equal(black_or_white_key(5636), "white")
assert_equal(black_or_white_key(5637), "black")
assert_equal(black_or_white_key(5638), "white")
assert_equal(black_or_white_key(5639), "black")
assert_equal(black_or_white_key(5640), "white")
assert_equal(black_or_white_key(5641), "white")
assert_equal(black_or_white_key(5642), "black")
assert_equal(black_or_white_key(5643), "white")
assert_equal(black_or_white_key(5644), "black")
assert_equal(black_or_white_key(5645), "white")
assert_equal(black_or_white_key(5646), "black")
assert_equal(black_or_white_key(5647), "white")
assert_equal(black_or_white_key(5648), "white")
assert_equal(black_or_white_key(5649), "black")
assert_equal(black_or_white_key(5650), "white")
assert_equal(black_or_white_key(5651), "black")
assert_equal(black_or_white_key(5652), "white")
assert_equal(black_or_white_key(5653), "white")
assert_equal(black_or_white_key(5654), "black")
assert_equal(black_or_white_key(5655), "white")
assert_equal(black_or_white_key(5656), "black")
assert_equal(black_or_white_key(5657), "white")
assert_equal(black_or_white_key(5658), "black")
assert_equal(black_or_white_key(5659), "white")
assert_equal(black_or_white_key(5660), "white")
assert_equal(black_or_white_key(5661), "black")
assert_equal(black_or_white_key(5662), "white")
assert_equal(black_or_white_key(5663), "black")
assert_equal(black_or_white_key(5664), "white")
assert_equal(black_or_white_key(5665), "white")
assert_equal(black_or_white_key(5666), "black")
assert_equal(black_or_white_key(5667), "white")
assert_equal(black_or_white_key(5668), "black")
assert_equal(black_or_white_key(5669), "white")
assert_equal(black_or_white_key(5670), "black")
assert_equal(black_or_white_key(5671), "white")
assert_equal(black_or_white_key(5672), "white")
assert_equal(black_or_white_key(5673), "black")
assert_equal(black_or_white_key(5674), "white")
assert_equal(black_or_white_key(5675), "black")
assert_equal(black_or_white_key(5676), "white")
assert_equal(black_or_white_key(5677), "white")
assert_equal(black_or_white_key(5678), "black")
assert_equal(black_or_white_key(5679), "white")
assert_equal(black_or_white_key(5680), "black")
assert_equal(black_or_white_key(5681), "white")
assert_equal(black_or_white_key(5682), "black")
assert_equal(black_or_white_key(5683), "white")
assert_equal(black_or_white_key(5684), "white")
assert_equal(black_or_white_key(5685), "black")
assert_equal(black_or_white_key(5686), "white")
assert_equal(black_or_white_key(5687), "black")
assert_equal(black_or_white_key(5688), "white")
assert_equal(black_or_white_key(5689), "white")
assert_equal(black_or_white_key(5690), "black")
assert_equal(black_or_white_key(5691), "white")
assert_equal(black_or_white_key(5692), "black")
assert_equal(black_or_white_key(5693), "white")
assert_equal(black_or_white_key(5694), "black")
assert_equal(black_or_white_key(5695), "white")
assert_equal(black_or_white_key(5696), "white")
assert_equal(black_or_white_key(5697), "black")
assert_equal(black_or_white_key(5698), "white")
assert_equal(black_or_white_key(5699), "black")
assert_equal(black_or_white_key(5700), "white")
assert_equal(black_or_white_key(5701), "white")
assert_equal(black_or_white_key(5702), "black")
assert_equal(black_or_white_key(5703), "white")
assert_equal(black_or_white_key(5704), "black")
assert_equal(black_or_white_key(5705), "white")
assert_equal(black_or_white_key(5706), "black")
assert_equal(black_or_white_key(5707), "white")
assert_equal(black_or_white_key(5708), "white")
assert_equal(black_or_white_key(5709), "black")
assert_equal(black_or_white_key(5710), "white")
assert_equal(black_or_white_key(5711), "black")
assert_equal(black_or_white_key(5712), "white")
assert_equal(black_or_white_key(5713), "white")
assert_equal(black_or_white_key(5714), "black")
assert_equal(black_or_white_key(5715), "white")
assert_equal(black_or_white_key(5716), "black")
assert_equal(black_or_white_key(5717), "white")
assert_equal(black_or_white_key(5718), "black")
assert_equal(black_or_white_key(5719), "white")
assert_equal(black_or_white_key(5720), "white")
assert_equal(black_or_white_key(5721), "white")
assert_equal(black_or_white_key(5722), "black")
assert_equal(black_or_white_key(5723), "white")
assert_equal(black_or_white_key(5724), "white")
assert_equal(black_or_white_key(5725), "black")
assert_equal(black_or_white_key(5726), "white")
assert_equal(black_or_white_key(5727), "black")
assert_equal(black_or_white_key(5728), "white")
assert_equal(black_or_white_key(5729), "white")
assert_equal(black_or_white_key(5730), "black")
assert_equal(black_or_white_key(5731), "white")
assert_equal(black_or_white_key(5732), "black")
assert_equal(black_or_white_key(5733), "white")
assert_equal(black_or_white_key(5734), "black")
assert_equal(black_or_white_key(5735), "white")
assert_equal(black_or_white_key(5736), "white")
assert_equal(black_or_white_key(5737), "black")
assert_equal(black_or_white_key(5738), "white")
assert_equal(black_or_white_key(5739), "black")
assert_equal(black_or_white_key(5740), "white")
assert_equal(black_or_white_key(5741), "white")
assert_equal(black_or_white_key(5742), "black")
assert_equal(black_or_white_key(5743), "white")
assert_equal(black_or_white_key(5744), "black")
assert_equal(black_or_white_key(5745), "white")
assert_equal(black_or_white_key(5746), "black")
assert_equal(black_or_white_key(5747), "white")
assert_equal(black_or_white_key(5748), "white")
assert_equal(black_or_white_key(5749), "black")
assert_equal(black_or_white_key(5750), "white")
assert_equal(black_or_white_key(5751), "black")
assert_equal(black_or_white_key(5752), "white")
assert_equal(black_or_white_key(5753), "white")
assert_equal(black_or_white_key(5754), "black")
assert_equal(black_or_white_key(5755), "white")
assert_equal(black_or_white_key(5756), "black")
assert_equal(black_or_white_key(5757), "white")
assert_equal(black_or_white_key(5758), "black")
assert_equal(black_or_white_key(5759), "white")
assert_equal(black_or_white_key(5760), "white")
assert_equal(black_or_white_key(5761), "black")
assert_equal(black_or_white_key(5762), "white")
assert_equal(black_or_white_key(5763), "black")
assert_equal(black_or_white_key(5764), "white")
assert_equal(black_or_white_key(5765), "white")
assert_equal(black_or_white_key(5766), "black")
assert_equal(black_or_white_key(5767), "white")
assert_equal(black_or_white_key(5768), "black")
assert_equal(black_or_white_key(5769), "white")
assert_equal(black_or_white_key(5770), "black")
assert_equal(black_or_white_key(5771), "white")
assert_equal(black_or_white_key(5772), "white")
assert_equal(black_or_white_key(5773), "black")
assert_equal(black_or_white_key(5774), "white")
assert_equal(black_or_white_key(5775), "black")
assert_equal(black_or_white_key(5776), "white")
assert_equal(black_or_white_key(5777), "white")
assert_equal(black_or_white_key(5778), "black")
assert_equal(black_or_white_key(5779), "white")
assert_equal(black_or_white_key(5780), "black")
assert_equal(black_or_white_key(5781), "white")
assert_equal(black_or_white_key(5782), "black")
assert_equal(black_or_white_key(5783), "white")
assert_equal(black_or_white_key(5784), "white")
assert_equal(black_or_white_key(5785), "black")
assert_equal(black_or_white_key(5786), "white")
assert_equal(black_or_white_key(5787), "black")
assert_equal(black_or_white_key(5788), "white")
assert_equal(black_or_white_key(5789), "white")
assert_equal(black_or_white_key(5790), "black")
assert_equal(black_or_white_key(5791), "white")
assert_equal(black_or_white_key(5792), "black")
assert_equal(black_or_white_key(5793), "white")
assert_equal(black_or_white_key(5794), "black")
assert_equal(black_or_white_key(5795), "white")
assert_equal(black_or_white_key(5796), "white")
assert_equal(black_or_white_key(5797), "black")
assert_equal(black_or_white_key(5798), "white")
assert_equal(black_or_white_key(5799), "black")
assert_equal(black_or_white_key(5800), "white")
assert_equal(black_or_white_key(5801), "white")
assert_equal(black_or_white_key(5802), "black")
assert_equal(black_or_white_key(5803), "white")
assert_equal(black_or_white_key(5804), "black")
assert_equal(black_or_white_key(5805), "white")
assert_equal(black_or_white_key(5806), "black")
assert_equal(black_or_white_key(5807), "white")
assert_equal(black_or_white_key(5808), "white")
assert_equal(black_or_white_key(5809), "white")
assert_equal(black_or_white_key(5810), "black")
assert_equal(black_or_white_key(5811), "white")
assert_equal(black_or_white_key(5812), "white")
assert_equal(black_or_white_key(5813), "black")
assert_equal(black_or_white_key(5814), "white")
assert_equal(black_or_white_key(5815), "black")
assert_equal(black_or_white_key(5816), "white")
assert_equal(black_or_white_key(5817), "white")
assert_equal(black_or_white_key(5818), "black")
assert_equal(black_or_white_key(5819), "white")
assert_equal(black_or_white_key(5820), "black")
assert_equal(black_or_white_key(5821), "white")
assert_equal(black_or_white_key(5822), "black")
assert_equal(black_or_white_key(5823), "white")
assert_equal(black_or_white_key(5824), "white")
assert_equal(black_or_white_key(5825), "black")
assert_equal(black_or_white_key(5826), "white")
assert_equal(black_or_white_key(5827), "black")
assert_equal(black_or_white_key(5828), "white")
assert_equal(black_or_white_key(5829), "white")
assert_equal(black_or_white_key(5830), "black")
assert_equal(black_or_white_key(5831), "white")
assert_equal(black_or_white_key(5832), "black")
assert_equal(black_or_white_key(5833), "white")
assert_equal(black_or_white_key(5834), "black")
assert_equal(black_or_white_key(5835), "white")
assert_equal(black_or_white_key(5836), "white")
assert_equal(black_or_white_key(5837), "black")
assert_equal(black_or_white_key(5838), "white")
assert_equal(black_or_white_key(5839), "black")
assert_equal(black_or_white_key(5840), "white")
assert_equal(black_or_white_key(5841), "white")
assert_equal(black_or_white_key(5842), "black")
assert_equal(black_or_white_key(5843), "white")
assert_equal(black_or_white_key(5844), "black")
assert_equal(black_or_white_key(5845), "white")
assert_equal(black_or_white_key(5846), "black")
assert_equal(black_or_white_key(5847), "white")
assert_equal(black_or_white_key(5848), "white")
assert_equal(black_or_white_key(5849), "black")
assert_equal(black_or_white_key(5850), "white")
assert_equal(black_or_white_key(5851), "black")
assert_equal(black_or_white_key(5852), "white")
assert_equal(black_or_white_key(5853), "white")
assert_equal(black_or_white_key(5854), "black")
assert_equal(black_or_white_key(5855), "white")
assert_equal(black_or_white_key(5856), "black")
assert_equal(black_or_white_key(5857), "white")
assert_equal(black_or_white_key(5858), "black")
assert_equal(black_or_white_key(5859), "white")
assert_equal(black_or_white_key(5860), "white")
assert_equal(black_or_white_key(5861), "black")
assert_equal(black_or_white_key(5862), "white")
assert_equal(black_or_white_key(5863), "black")
assert_equal(black_or_white_key(5864), "white")
assert_equal(black_or_white_key(5865), "white")
assert_equal(black_or_white_key(5866), "black")
assert_equal(black_or_white_key(5867), "white")
assert_equal(black_or_white_key(5868), "black")
assert_equal(black_or_white_key(5869), "white")
assert_equal(black_or_white_key(5870), "black")
assert_equal(black_or_white_key(5871), "white")
assert_equal(black_or_white_key(5872), "white")
assert_equal(black_or_white_key(5873), "black")
assert_equal(black_or_white_key(5874), "white")
assert_equal(black_or_white_key(5875), "black")
assert_equal(black_or_white_key(5876), "white")
assert_equal(black_or_white_key(5877), "white")
assert_equal(black_or_white_key(5878), "black")
assert_equal(black_or_white_key(5879), "white")
assert_equal(black_or_white_key(5880), "black")
assert_equal(black_or_white_key(5881), "white")
assert_equal(black_or_white_key(5882), "black")
assert_equal(black_or_white_key(5883), "white")
assert_equal(black_or_white_key(5884), "white")
assert_equal(black_or_white_key(5885), "black")
assert_equal(black_or_white_key(5886), "white")
assert_equal(black_or_white_key(5887), "black")
assert_equal(black_or_white_key(5888), "white")
assert_equal(black_or_white_key(5889), "white")
assert_equal(black_or_white_key(5890), "black")
assert_equal(black_or_white_key(5891), "white")
assert_equal(black_or_white_key(5892), "black")
assert_equal(black_or_white_key(5893), "white")
assert_equal(black_or_white_key(5894), "black")
assert_equal(black_or_white_key(5895), "white")
assert_equal(black_or_white_key(5896), "white")
assert_equal(black_or_white_key(5897), "white")
assert_equal(black_or_white_key(5898), "black")
assert_equal(black_or_white_key(5899), "white")
assert_equal(black_or_white_key(5900), "white")
assert_equal(black_or_white_key(5901), "black")
assert_equal(black_or_white_key(5902), "white")
assert_equal(black_or_white_key(5903), "black")
assert_equal(black_or_white_key(5904), "white")
assert_equal(black_or_white_key(5905), "white")
assert_equal(black_or_white_key(5906), "black")
assert_equal(black_or_white_key(5907), "white")
assert_equal(black_or_white_key(5908), "black")
assert_equal(black_or_white_key(5909), "white")
assert_equal(black_or_white_key(5910), "black")
assert_equal(black_or_white_key(5911), "white")
assert_equal(black_or_white_key(5912), "white")
assert_equal(black_or_white_key(5913), "black")
assert_equal(black_or_white_key(5914), "white")
assert_equal(black_or_white_key(5915), "black")
assert_equal(black_or_white_key(5916), "white")
assert_equal(black_or_white_key(5917), "white")
assert_equal(black_or_white_key(5918), "black")
assert_equal(black_or_white_key(5919), "white")
assert_equal(black_or_white_key(5920), "black")
assert_equal(black_or_white_key(5921), "white")
assert_equal(black_or_white_key(5922), "black")
assert_equal(black_or_white_key(5923), "white")
assert_equal(black_or_white_key(5924), "white")
assert_equal(black_or_white_key(5925), "black")
assert_equal(black_or_white_key(5926), "white")
assert_equal(black_or_white_key(5927), "black")
assert_equal(black_or_white_key(5928), "white")
assert_equal(black_or_white_key(5929), "white")
assert_equal(black_or_white_key(5930), "black")
assert_equal(black_or_white_key(5931), "white")
assert_equal(black_or_white_key(5932), "black")
assert_equal(black_or_white_key(5933), "white")
assert_equal(black_or_white_key(5934), "black")
assert_equal(black_or_white_key(5935), "white")
assert_equal(black_or_white_key(5936), "white")
assert_equal(black_or_white_key(5937), "black")
assert_equal(black_or_white_key(5938), "white")
assert_equal(black_or_white_key(5939), "black")
assert_equal(black_or_white_key(5940), "white")
assert_equal(black_or_white_key(5941), "white")
assert_equal(black_or_white_key(5942), "black")
assert_equal(black_or_white_key(5943), "white")
assert_equal(black_or_white_key(5944), "black")
assert_equal(black_or_white_key(5945), "white")
assert_equal(black_or_white_key(5946), "black")
assert_equal(black_or_white_key(5947), "white")
assert_equal(black_or_white_key(5948), "white")
assert_equal(black_or_white_key(5949), "black")
assert_equal(black_or_white_key(5950), "white")
assert_equal(black_or_white_key(5951), "black")
assert_equal(black_or_white_key(5952), "white")
assert_equal(black_or_white_key(5953), "white")
assert_equal(black_or_white_key(5954), "black")
assert_equal(black_or_white_key(5955), "white")
assert_equal(black_or_white_key(5956), "black")
assert_equal(black_or_white_key(5957), "white")
assert_equal(black_or_white_key(5958), "black")
assert_equal(black_or_white_key(5959), "white")
assert_equal(black_or_white_key(5960), "white")
assert_equal(black_or_white_key(5961), "black")
assert_equal(black_or_white_key(5962), "white")
assert_equal(black_or_white_key(5963), "black")
assert_equal(black_or_white_key(5964), "white")
assert_equal(black_or_white_key(5965), "white")
assert_equal(black_or_white_key(5966), "black")
assert_equal(black_or_white_key(5967), "white")
assert_equal(black_or_white_key(5968), "black")
assert_equal(black_or_white_key(5969), "white")
assert_equal(black_or_white_key(5970), "black")
assert_equal(black_or_white_key(5971), "white")
assert_equal(black_or_white_key(5972), "white")
assert_equal(black_or_white_key(5973), "black")
assert_equal(black_or_white_key(5974), "white")
assert_equal(black_or_white_key(5975), "black")
assert_equal(black_or_white_key(5976), "white")
assert_equal(black_or_white_key(5977), "white")
assert_equal(black_or_white_key(5978), "black")
assert_equal(black_or_white_key(5979), "white")
assert_equal(black_or_white_key(5980), "black")
assert_equal(black_or_white_key(5981), "white")
assert_equal(black_or_white_key(5982), "black")
assert_equal(black_or_white_key(5983), "white")
assert_equal(black_or_white_key(5984), "white")
assert_equal(black_or_white_key(5985), "white")
assert_equal(black_or_white_key(5986), "black")
assert_equal(black_or_white_key(5987), "white")
assert_equal(black_or_white_key(5988), "white")
assert_equal(black_or_white_key(5989), "black")
assert_equal(black_or_white_key(5990), "white")
assert_equal(black_or_white_key(5991), "black")
assert_equal(black_or_white_key(5992), "white")
assert_equal(black_or_white_key(5993), "white")
assert_equal(black_or_white_key(5994), "black")
assert_equal(black_or_white_key(5995), "white")
assert_equal(black_or_white_key(5996), "black")
assert_equal(black_or_white_key(5997), "white")
assert_equal(black_or_white_key(5998), "black")
assert_equal(black_or_white_key(5999), "white")
assert_equal(black_or_white_key(6000), "white")
assert_equal(black_or_white_key(6001), "black")
assert_equal(black_or_white_key(6002), "white")
assert_equal(black_or_white_key(6003), "black")
assert_equal(black_or_white_key(6004), "white")
assert_equal(black_or_white_key(6005), "white")
assert_equal(black_or_white_key(6006), "black")
assert_equal(black_or_white_key(6007), "white")
assert_equal(black_or_white_key(6008), "black")
assert_equal(black_or_white_key(6009), "white")
assert_equal(black_or_white_key(6010), "black")
assert_equal(black_or_white_key(6011), "white")
assert_equal(black_or_white_key(6012), "white")
assert_equal(black_or_white_key(6013), "black")
assert_equal(black_or_white_key(6014), "white")
assert_equal(black_or_white_key(6015), "black")
assert_equal(black_or_white_key(6016), "white")
assert_equal(black_or_white_key(6017), "white")
assert_equal(black_or_white_key(6018), "black")
assert_equal(black_or_white_key(6019), "white")
assert_equal(black_or_white_key(6020), "black")
assert_equal(black_or_white_key(6021), "white")
assert_equal(black_or_white_key(6022), "black")
assert_equal(black_or_white_key(6023), "white")
assert_equal(black_or_white_key(6024), "white")
assert_equal(black_or_white_key(6025), "black")
assert_equal(black_or_white_key(6026), "white")
assert_equal(black_or_white_key(6027), "black")
assert_equal(black_or_white_key(6028), "white")
assert_equal(black_or_white_key(6029), "white")
assert_equal(black_or_white_key(6030), "black")
assert_equal(black_or_white_key(6031), "white")
assert_equal(black_or_white_key(6032), "black")
assert_equal(black_or_white_key(6033), "white")
assert_equal(black_or_white_key(6034), "black")
assert_equal(black_or_white_key(6035), "white")
assert_equal(black_or_white_key(6036), "white")
assert_equal(black_or_white_key(6037), "black")
assert_equal(black_or_white_key(6038), "white")
assert_equal(black_or_white_key(6039), "black")
assert_equal(black_or_white_key(6040), "white")
assert_equal(black_or_white_key(6041), "white")
assert_equal(black_or_white_key(6042), "black")
assert_equal(black_or_white_key(6043), "white")
assert_equal(black_or_white_key(6044), "black")
assert_equal(black_or_white_key(6045), "white")
assert_equal(black_or_white_key(6046), "black")
assert_equal(black_or_white_key(6047), "white")
assert_equal(black_or_white_key(6048), "white")
assert_equal(black_or_white_key(6049), "black")
assert_equal(black_or_white_key(6050), "white")
assert_equal(black_or_white_key(6051), "black")
assert_equal(black_or_white_key(6052), "white")
assert_equal(black_or_white_key(6053), "white")
assert_equal(black_or_white_key(6054), "black")
assert_equal(black_or_white_key(6055), "white")
assert_equal(black_or_white_key(6056), "black")
assert_equal(black_or_white_key(6057), "white")
assert_equal(black_or_white_key(6058), "black")
assert_equal(black_or_white_key(6059), "white")
assert_equal(black_or_white_key(6060), "white")
assert_equal(black_or_white_key(6061), "black")
assert_equal(black_or_white_key(6062), "white")
assert_equal(black_or_white_key(6063), "black")
assert_equal(black_or_white_key(6064), "white")
assert_equal(black_or_white_key(6065), "white")
assert_equal(black_or_white_key(6066), "black")
assert_equal(black_or_white_key(6067), "white")
assert_equal(black_or_white_key(6068), "black")
assert_equal(black_or_white_key(6069), "white")
assert_equal(black_or_white_key(6070), "black")
assert_equal(black_or_white_key(6071), "white")
assert_equal(black_or_white_key(6072), "white")
assert_equal(black_or_white_key(6073), "white")
assert_equal(black_or_white_key(6074), "black")
assert_equal(black_or_white_key(6075), "white")
assert_equal(black_or_white_key(6076), "white")
assert_equal(black_or_white_key(6077), "black")
assert_equal(black_or_white_key(6078), "white")
assert_equal(black_or_white_key(6079), "black")
assert_equal(black_or_white_key(6080), "white")
assert_equal(black_or_white_key(6081), "white")
assert_equal(black_or_white_key(6082), "black")
assert_equal(black_or_white_key(6083), "white")
assert_equal(black_or_white_key(6084), "black")
assert_equal(black_or_white_key(6085), "white")
assert_equal(black_or_white_key(6086), "black")
assert_equal(black_or_white_key(6087), "white")
assert_equal(black_or_white_key(6088), "white")
assert_equal(black_or_white_key(6089), "black")
assert_equal(black_or_white_key(6090), "white")
assert_equal(black_or_white_key(6091), "black")
assert_equal(black_or_white_key(6092), "white")
assert_equal(black_or_white_key(6093), "white")
assert_equal(black_or_white_key(6094), "black")
assert_equal(black_or_white_key(6095), "white")
assert_equal(black_or_white_key(6096), "black")
assert_equal(black_or_white_key(6097), "white")
assert_equal(black_or_white_key(6098), "black")
assert_equal(black_or_white_key(6099), "white")
assert_equal(black_or_white_key(6100), "white")
assert_equal(black_or_white_key(6101), "black")
assert_equal(black_or_white_key(6102), "white")
assert_equal(black_or_white_key(6103), "black")
assert_equal(black_or_white_key(6104), "white")
assert_equal(black_or_white_key(6105), "white")
assert_equal(black_or_white_key(6106), "black")
assert_equal(black_or_white_key(6107), "white")
assert_equal(black_or_white_key(6108), "black")
assert_equal(black_or_white_key(6109), "white")
assert_equal(black_or_white_key(6110), "black")
assert_equal(black_or_white_key(6111), "white")
assert_equal(black_or_white_key(6112), "white")
assert_equal(black_or_white_key(6113), "black")
assert_equal(black_or_white_key(6114), "white")
assert_equal(black_or_white_key(6115), "black")
assert_equal(black_or_white_key(6116), "white")
assert_equal(black_or_white_key(6117), "white")
assert_equal(black_or_white_key(6118), "black")
assert_equal(black_or_white_key(6119), "white")
assert_equal(black_or_white_key(6120), "black")
assert_equal(black_or_white_key(6121), "white")
assert_equal(black_or_white_key(6122), "black")
assert_equal(black_or_white_key(6123), "white")
assert_equal(black_or_white_key(6124), "white")
assert_equal(black_or_white_key(6125), "black")
assert_equal(black_or_white_key(6126), "white")
assert_equal(black_or_white_key(6127), "black")
assert_equal(black_or_white_key(6128), "white")
assert_equal(black_or_white_key(6129), "white")
assert_equal(black_or_white_key(6130), "black")
assert_equal(black_or_white_key(6131), "white")
assert_equal(black_or_white_key(6132), "black")
assert_equal(black_or_white_key(6133), "white")
assert_equal(black_or_white_key(6134), "black")
assert_equal(black_or_white_key(6135), "white")
assert_equal(black_or_white_key(6136), "white")
assert_equal(black_or_white_key(6137), "black")
assert_equal(black_or_white_key(6138), "white")
assert_equal(black_or_white_key(6139), "black")
assert_equal(black_or_white_key(6140), "white")
assert_equal(black_or_white_key(6141), "white")
assert_equal(black_or_white_key(6142), "black")
assert_equal(black_or_white_key(6143), "white")
assert_equal(black_or_white_key(6144), "black")
assert_equal(black_or_white_key(6145), "white")
assert_equal(black_or_white_key(6146), "black")
assert_equal(black_or_white_key(6147), "white")
assert_equal(black_or_white_key(6148), "white")
assert_equal(black_or_white_key(6149), "black")
assert_equal(black_or_white_key(6150), "white")
assert_equal(black_or_white_key(6151), "black")
assert_equal(black_or_white_key(6152), "white")
assert_equal(black_or_white_key(6153), "white")
assert_equal(black_or_white_key(6154), "black")
assert_equal(black_or_white_key(6155), "white")
assert_equal(black_or_white_key(6156), "black")
assert_equal(black_or_white_key(6157), "white")
assert_equal(black_or_white_key(6158), "black")
assert_equal(black_or_white_key(6159), "white")
assert_equal(black_or_white_key(6160), "white")
assert_equal(black_or_white_key(6161), "white")
assert_equal(black_or_white_key(6162), "black")
assert_equal(black_or_white_key(6163), "white")
assert_equal(black_or_white_key(6164), "white")
assert_equal(black_or_white_key(6165), "black")
assert_equal(black_or_white_key(6166), "white")
assert_equal(black_or_white_key(6167), "black")
assert_equal(black_or_white_key(6168), "white")
assert_equal(black_or_white_key(6169), "white")
assert_equal(black_or_white_key(6170), "black")
assert_equal(black_or_white_key(6171), "white")
assert_equal(black_or_white_key(6172), "black")
assert_equal(black_or_white_key(6173), "white")
assert_equal(black_or_white_key(6174), "black")
assert_equal(black_or_white_key(6175), "white")
assert_equal(black_or_white_key(6176), "white")
assert_equal(black_or_white_key(6177), "black")
assert_equal(black_or_white_key(6178), "white")
assert_equal(black_or_white_key(6179), "black")
assert_equal(black_or_white_key(6180), "white")
assert_equal(black_or_white_key(6181), "white")
assert_equal(black_or_white_key(6182), "black")
assert_equal(black_or_white_key(6183), "white")
assert_equal(black_or_white_key(6184), "black")
assert_equal(black_or_white_key(6185), "white")
assert_equal(black_or_white_key(6186), "black")
assert_equal(black_or_white_key(6187), "white")
assert_equal(black_or_white_key(6188), "white")
assert_equal(black_or_white_key(6189), "black")
assert_equal(black_or_white_key(6190), "white")
assert_equal(black_or_white_key(6191), "black")
assert_equal(black_or_white_key(6192), "white")
assert_equal(black_or_white_key(6193), "white")
assert_equal(black_or_white_key(6194), "black")
assert_equal(black_or_white_key(6195), "white")
assert_equal(black_or_white_key(6196), "black")
assert_equal(black_or_white_key(6197), "white")
assert_equal(black_or_white_key(6198), "black")
assert_equal(black_or_white_key(6199), "white")
assert_equal(black_or_white_key(6200), "white")
assert_equal(black_or_white_key(6201), "black")
assert_equal(black_or_white_key(6202), "white")
assert_equal(black_or_white_key(6203), "black")
assert_equal(black_or_white_key(6204), "white")
assert_equal(black_or_white_key(6205), "white")
assert_equal(black_or_white_key(6206), "black")
assert_equal(black_or_white_key(6207), "white")
assert_equal(black_or_white_key(6208), "black")
assert_equal(black_or_white_key(6209), "white")
assert_equal(black_or_white_key(6210), "black")
assert_equal(black_or_white_key(6211), "white")
assert_equal(black_or_white_key(6212), "white")
assert_equal(black_or_white_key(6213), "black")
assert_equal(black_or_white_key(6214), "white")
assert_equal(black_or_white_key(6215), "black")
assert_equal(black_or_white_key(6216), "white")
assert_equal(black_or_white_key(6217), "white")
assert_equal(black_or_white_key(6218), "black")
assert_equal(black_or_white_key(6219), "white")
assert_equal(black_or_white_key(6220), "black")
assert_equal(black_or_white_key(6221), "white")
assert_equal(black_or_white_key(6222), "black")
assert_equal(black_or_white_key(6223), "white")
assert_equal(black_or_white_key(6224), "white")
assert_equal(black_or_white_key(6225), "black")
assert_equal(black_or_white_key(6226), "white")
assert_equal(black_or_white_key(6227), "black")
assert_equal(black_or_white_key(6228), "white")
assert_equal(black_or_white_key(6229), "white")
assert_equal(black_or_white_key(6230), "black")
assert_equal(black_or_white_key(6231), "white")
assert_equal(black_or_white_key(6232), "black")
assert_equal(black_or_white_key(6233), "white")
assert_equal(black_or_white_key(6234), "black")
assert_equal(black_or_white_key(6235), "white")
assert_equal(black_or_white_key(6236), "white")
assert_equal(black_or_white_key(6237), "black")
assert_equal(black_or_white_key(6238), "white")
assert_equal(black_or_white_key(6239), "black")
assert_equal(black_or_white_key(6240), "white")
assert_equal(black_or_white_key(6241), "white")
assert_equal(black_or_white_key(6242), "black")
assert_equal(black_or_white_key(6243), "white")
assert_equal(black_or_white_key(6244), "black")
assert_equal(black_or_white_key(6245), "white")
assert_equal(black_or_white_key(6246), "black")
assert_equal(black_or_white_key(6247), "white")
assert_equal(black_or_white_key(6248), "white")
assert_equal(black_or_white_key(6249), "white")
assert_equal(black_or_white_key(6250), "black")
assert_equal(black_or_white_key(6251), "white")
assert_equal(black_or_white_key(6252), "white")
assert_equal(black_or_white_key(6253), "black")
assert_equal(black_or_white_key(6254), "white")
assert_equal(black_or_white_key(6255), "black")
assert_equal(black_or_white_key(6256), "white")
assert_equal(black_or_white_key(6257), "white")
assert_equal(black_or_white_key(6258), "black")
assert_equal(black_or_white_key(6259), "white")
assert_equal(black_or_white_key(6260), "black")
assert_equal(black_or_white_key(6261), "white")
assert_equal(black_or_white_key(6262), "black")
assert_equal(black_or_white_key(6263), "white")
assert_equal(black_or_white_key(6264), "white")
assert_equal(black_or_white_key(6265), "black")
assert_equal(black_or_white_key(6266), "white")
assert_equal(black_or_white_key(6267), "black")
assert_equal(black_or_white_key(6268), "white")
assert_equal(black_or_white_key(6269), "white")
assert_equal(black_or_white_key(6270), "black")
assert_equal(black_or_white_key(6271), "white")
assert_equal(black_or_white_key(6272), "black")
assert_equal(black_or_white_key(6273), "white")
assert_equal(black_or_white_key(6274), "black")
assert_equal(black_or_white_key(6275), "white")
assert_equal(black_or_white_key(6276), "white")
assert_equal(black_or_white_key(6277), "black")
assert_equal(black_or_white_key(6278), "white")
assert_equal(black_or_white_key(6279), "black")
assert_equal(black_or_white_key(6280), "white")
assert_equal(black_or_white_key(6281), "white")
assert_equal(black_or_white_key(6282), "black")
assert_equal(black_or_white_key(6283), "white")
assert_equal(black_or_white_key(6284), "black")
assert_equal(black_or_white_key(6285), "white")
assert_equal(black_or_white_key(6286), "black")
assert_equal(black_or_white_key(6287), "white")
assert_equal(black_or_white_key(6288), "white")
assert_equal(black_or_white_key(6289), "black")
assert_equal(black_or_white_key(6290), "white")
assert_equal(black_or_white_key(6291), "black")
assert_equal(black_or_white_key(6292), "white")
assert_equal(black_or_white_key(6293), "white")
assert_equal(black_or_white_key(6294), "black")
assert_equal(black_or_white_key(6295), "white")
assert_equal(black_or_white_key(6296), "black")
assert_equal(black_or_white_key(6297), "white")
assert_equal(black_or_white_key(6298), "black")
assert_equal(black_or_white_key(6299), "white")
assert_equal(black_or_white_key(6300), "white")
assert_equal(black_or_white_key(6301), "black")
assert_equal(black_or_white_key(6302), "white")
assert_equal(black_or_white_key(6303), "black")
assert_equal(black_or_white_key(6304), "white")
assert_equal(black_or_white_key(6305), "white")
assert_equal(black_or_white_key(6306), "black")
assert_equal(black_or_white_key(6307), "white")
assert_equal(black_or_white_key(6308), "black")
assert_equal(black_or_white_key(6309), "white")
assert_equal(black_or_white_key(6310), "black")
assert_equal(black_or_white_key(6311), "white")
assert_equal(black_or_white_key(6312), "white")
assert_equal(black_or_white_key(6313), "black")
assert_equal(black_or_white_key(6314), "white")
assert_equal(black_or_white_key(6315), "black")
assert_equal(black_or_white_key(6316), "white")
assert_equal(black_or_white_key(6317), "white")
assert_equal(black_or_white_key(6318), "black")
assert_equal(black_or_white_key(6319), "white")
assert_equal(black_or_white_key(6320), "black")
assert_equal(black_or_white_key(6321), "white")
assert_equal(black_or_white_key(6322), "black")
assert_equal(black_or_white_key(6323), "white")
assert_equal(black_or_white_key(6324), "white")
assert_equal(black_or_white_key(6325), "black")
assert_equal(black_or_white_key(6326), "white")
assert_equal(black_or_white_key(6327), "black")
assert_equal(black_or_white_key(6328), "white")
assert_equal(black_or_white_key(6329), "white")
assert_equal(black_or_white_key(6330), "black")
assert_equal(black_or_white_key(6331), "white")
assert_equal(black_or_white_key(6332), "black")
assert_equal(black_or_white_key(6333), "white")
assert_equal(black_or_white_key(6334), "black")
assert_equal(black_or_white_key(6335), "white")
assert_equal(black_or_white_key(6336), "white")
assert_equal(black_or_white_key(6337), "white")
assert_equal(black_or_white_key(6338), "black")
assert_equal(black_or_white_key(6339), "white")
assert_equal(black_or_white_key(6340), "white")
assert_equal(black_or_white_key(6341), "black")
assert_equal(black_or_white_key(6342), "white")
assert_equal(black_or_white_key(6343), "black")
assert_equal(black_or_white_key(6344), "white")
assert_equal(black_or_white_key(6345), "white")
assert_equal(black_or_white_key(6346), "black")
assert_equal(black_or_white_key(6347), "white")
assert_equal(black_or_white_key(6348), "black")
assert_equal(black_or_white_key(6349), "white")
assert_equal(black_or_white_key(6350), "black")
assert_equal(black_or_white_key(6351), "white")
assert_equal(black_or_white_key(6352), "white")
assert_equal(black_or_white_key(6353), "black")
assert_equal(black_or_white_key(6354), "white")
assert_equal(black_or_white_key(6355), "black")
assert_equal(black_or_white_key(6356), "white")
assert_equal(black_or_white_key(6357), "white")
assert_equal(black_or_white_key(6358), "black")
assert_equal(black_or_white_key(6359), "white")
assert_equal(black_or_white_key(6360), "black")
assert_equal(black_or_white_key(6361), "white")
assert_equal(black_or_white_key(6362), "black")
assert_equal(black_or_white_key(6363), "white")
assert_equal(black_or_white_key(6364), "white")
assert_equal(black_or_white_key(6365), "black")
assert_equal(black_or_white_key(6366), "white")
assert_equal(black_or_white_key(6367), "black")
assert_equal(black_or_white_key(6368), "white")
assert_equal(black_or_white_key(6369), "white")
assert_equal(black_or_white_key(6370), "black")
assert_equal(black_or_white_key(6371), "white")
assert_equal(black_or_white_key(6372), "black")
assert_equal(black_or_white_key(6373), "white")
assert_equal(black_or_white_key(6374), "black")
assert_equal(black_or_white_key(6375), "white")
assert_equal(black_or_white_key(6376), "white")
assert_equal(black_or_white_key(6377), "black")
assert_equal(black_or_white_key(6378), "white")
assert_equal(black_or_white_key(6379), "black")
assert_equal(black_or_white_key(6380), "white")
assert_equal(black_or_white_key(6381), "white")
assert_equal(black_or_white_key(6382), "black")
assert_equal(black_or_white_key(6383), "white")
assert_equal(black_or_white_key(6384), "black")
assert_equal(black_or_white_key(6385), "white")
assert_equal(black_or_white_key(6386), "black")
assert_equal(black_or_white_key(6387), "white")
assert_equal(black_or_white_key(6388), "white")
assert_equal(black_or_white_key(6389), "black")
assert_equal(black_or_white_key(6390), "white")
assert_equal(black_or_white_key(6391), "black")
assert_equal(black_or_white_key(6392), "white")
assert_equal(black_or_white_key(6393), "white")
assert_equal(black_or_white_key(6394), "black")
assert_equal(black_or_white_key(6395), "white")
assert_equal(black_or_white_key(6396), "black")
assert_equal(black_or_white_key(6397), "white")
assert_equal(black_or_white_key(6398), "black")
assert_equal(black_or_white_key(6399), "white")
assert_equal(black_or_white_key(6400), "white")
assert_equal(black_or_white_key(6401), "black")
assert_equal(black_or_white_key(6402), "white")
assert_equal(black_or_white_key(6403), "black")
assert_equal(black_or_white_key(6404), "white")
assert_equal(black_or_white_key(6405), "white")
assert_equal(black_or_white_key(6406), "black")
assert_equal(black_or_white_key(6407), "white")
assert_equal(black_or_white_key(6408), "black")
assert_equal(black_or_white_key(6409), "white")
assert_equal(black_or_white_key(6410), "black")
assert_equal(black_or_white_key(6411), "white")
assert_equal(black_or_white_key(6412), "white")
assert_equal(black_or_white_key(6413), "black")
assert_equal(black_or_white_key(6414), "white")
assert_equal(black_or_white_key(6415), "black")
assert_equal(black_or_white_key(6416), "white")
assert_equal(black_or_white_key(6417), "white")
assert_equal(black_or_white_key(6418), "black")
assert_equal(black_or_white_key(6419), "white")
assert_equal(black_or_white_key(6420), "black")
assert_equal(black_or_white_key(6421), "white")
assert_equal(black_or_white_key(6422), "black")
assert_equal(black_or_white_key(6423), "white")
assert_equal(black_or_white_key(6424), "white")
assert_equal(black_or_white_key(6425), "white")
assert_equal(black_or_white_key(6426), "black")
assert_equal(black_or_white_key(6427), "white")
assert_equal(black_or_white_key(6428), "white")
assert_equal(black_or_white_key(6429), "black")
assert_equal(black_or_white_key(6430), "white")
assert_equal(black_or_white_key(6431), "black")
assert_equal(black_or_white_key(6432), "white")
assert_equal(black_or_white_key(6433), "white")
assert_equal(black_or_white_key(6434), "black")
assert_equal(black_or_white_key(6435), "white")
assert_equal(black_or_white_key(6436), "black")
assert_equal(black_or_white_key(6437), "white")
assert_equal(black_or_white_key(6438), "black")
assert_equal(black_or_white_key(6439), "white")
assert_equal(black_or_white_key(6440), "white")
assert_equal(black_or_white_key(6441), "black")
assert_equal(black_or_white_key(6442), "white")
assert_equal(black_or_white_key(6443), "black")
assert_equal(black_or_white_key(6444), "white")
assert_equal(black_or_white_key(6445), "white")
assert_equal(black_or_white_key(6446), "black")
assert_equal(black_or_white_key(6447), "white")
assert_equal(black_or_white_key(6448), "black")
assert_equal(black_or_white_key(6449), "white")
assert_equal(black_or_white_key(6450), "black")
assert_equal(black_or_white_key(6451), "white")
assert_equal(black_or_white_key(6452), "white")
assert_equal(black_or_white_key(6453), "black")
assert_equal(black_or_white_key(6454), "white")
assert_equal(black_or_white_key(6455), "black")
assert_equal(black_or_white_key(6456), "white")
assert_equal(black_or_white_key(6457), "white")
assert_equal(black_or_white_key(6458), "black")
assert_equal(black_or_white_key(6459), "white")
assert_equal(black_or_white_key(6460), "black")
assert_equal(black_or_white_key(6461), "white")
assert_equal(black_or_white_key(6462), "black")
assert_equal(black_or_white_key(6463), "white")
assert_equal(black_or_white_key(6464), "white")
assert_equal(black_or_white_key(6465), "black")
assert_equal(black_or_white_key(6466), "white")
assert_equal(black_or_white_key(6467), "black")
assert_equal(black_or_white_key(6468), "white")
assert_equal(black_or_white_key(6469), "white")
assert_equal(black_or_white_key(6470), "black")
assert_equal(black_or_white_key(6471), "white")
assert_equal(black_or_white_key(6472), "black")
assert_equal(black_or_white_key(6473), "white")
assert_equal(black_or_white_key(6474), "black")
assert_equal(black_or_white_key(6475), "white")
assert_equal(black_or_white_key(6476), "white")
assert_equal(black_or_white_key(6477), "black")
assert_equal(black_or_white_key(6478), "white")
assert_equal(black_or_white_key(6479), "black")
assert_equal(black_or_white_key(6480), "white")
assert_equal(black_or_white_key(6481), "white")
assert_equal(black_or_white_key(6482), "black")
assert_equal(black_or_white_key(6483), "white")
assert_equal(black_or_white_key(6484), "black")
assert_equal(black_or_white_key(6485), "white")
assert_equal(black_or_white_key(6486), "black")
assert_equal(black_or_white_key(6487), "white")
assert_equal(black_or_white_key(6488), "white")
assert_equal(black_or_white_key(6489), "black")
assert_equal(black_or_white_key(6490), "white")
assert_equal(black_or_white_key(6491), "black")
assert_equal(black_or_white_key(6492), "white")
assert_equal(black_or_white_key(6493), "white")
assert_equal(black_or_white_key(6494), "black")
assert_equal(black_or_white_key(6495), "white")
assert_equal(black_or_white_key(6496), "black")
assert_equal(black_or_white_key(6497), "white")
assert_equal(black_or_white_key(6498), "black")
assert_equal(black_or_white_key(6499), "white")
assert_equal(black_or_white_key(6500), "white")
assert_equal(black_or_white_key(6501), "black")
assert_equal(black_or_white_key(6502), "white")
assert_equal(black_or_white_key(6503), "black")
assert_equal(black_or_white_key(6504), "white")
assert_equal(black_or_white_key(6505), "white")
assert_equal(black_or_white_key(6506), "black")
assert_equal(black_or_white_key(6507), "white")
assert_equal(black_or_white_key(6508), "black")
assert_equal(black_or_white_key(6509), "white")
assert_equal(black_or_white_key(6510), "black")
assert_equal(black_or_white_key(6511), "white")
assert_equal(black_or_white_key(6512), "white")
assert_equal(black_or_white_key(6513), "white")
assert_equal(black_or_white_key(6514), "black")
assert_equal(black_or_white_key(6515), "white")
assert_equal(black_or_white_key(6516), "white")
assert_equal(black_or_white_key(6517), "black")
assert_equal(black_or_white_key(6518), "white")
assert_equal(black_or_white_key(6519), "black")
assert_equal(black_or_white_key(6520), "white")
assert_equal(black_or_white_key(6521), "white")
assert_equal(black_or_white_key(6522), "black")
assert_equal(black_or_white_key(6523), "white")
assert_equal(black_or_white_key(6524), "black")
assert_equal(black_or_white_key(6525), "white")
assert_equal(black_or_white_key(6526), "black")
assert_equal(black_or_white_key(6527), "white")
assert_equal(black_or_white_key(6528), "white")
assert_equal(black_or_white_key(6529), "black")
assert_equal(black_or_white_key(6530), "white")
assert_equal(black_or_white_key(6531), "black")
assert_equal(black_or_white_key(6532), "white")
assert_equal(black_or_white_key(6533), "white")
assert_equal(black_or_white_key(6534), "black")
assert_equal(black_or_white_key(6535), "white")
assert_equal(black_or_white_key(6536), "black")
assert_equal(black_or_white_key(6537), "white")
assert_equal(black_or_white_key(6538), "black")
assert_equal(black_or_white_key(6539), "white")
assert_equal(black_or_white_key(6540), "white")
assert_equal(black_or_white_key(6541), "black")
assert_equal(black_or_white_key(6542), "white")
assert_equal(black_or_white_key(6543), "black")
assert_equal(black_or_white_key(6544), "white")
assert_equal(black_or_white_key(6545), "white")
assert_equal(black_or_white_key(6546), "black")
assert_equal(black_or_white_key(6547), "white")
assert_equal(black_or_white_key(6548), "black")
assert_equal(black_or_white_key(6549), "white")
assert_equal(black_or_white_key(6550), "black")
assert_equal(black_or_white_key(6551), "white")
assert_equal(black_or_white_key(6552), "white")
assert_equal(black_or_white_key(6553), "black")
assert_equal(black_or_white_key(6554), "white")
assert_equal(black_or_white_key(6555), "black")
assert_equal(black_or_white_key(6556), "white")
assert_equal(black_or_white_key(6557), "white")
assert_equal(black_or_white_key(6558), "black")
assert_equal(black_or_white_key(6559), "white")
assert_equal(black_or_white_key(6560), "black")
assert_equal(black_or_white_key(6561), "white")
assert_equal(black_or_white_key(6562), "black")
assert_equal(black_or_white_key(6563), "white")
assert_equal(black_or_white_key(6564), "white")
assert_equal(black_or_white_key(6565), "black")
assert_equal(black_or_white_key(6566), "white")
assert_equal(black_or_white_key(6567), "black")
assert_equal(black_or_white_key(6568), "white")
assert_equal(black_or_white_key(6569), "white")
assert_equal(black_or_white_key(6570), "black")
assert_equal(black_or_white_key(6571), "white")
assert_equal(black_or_white_key(6572), "black")
assert_equal(black_or_white_key(6573), "white")
assert_equal(black_or_white_key(6574), "black")
assert_equal(black_or_white_key(6575), "white")
assert_equal(black_or_white_key(6576), "white")
assert_equal(black_or_white_key(6577), "black")
assert_equal(black_or_white_key(6578), "white")
assert_equal(black_or_white_key(6579), "black")
assert_equal(black_or_white_key(6580), "white")
assert_equal(black_or_white_key(6581), "white")
assert_equal(black_or_white_key(6582), "black")
assert_equal(black_or_white_key(6583), "white")
assert_equal(black_or_white_key(6584), "black")
assert_equal(black_or_white_key(6585), "white")
assert_equal(black_or_white_key(6586), "black")
assert_equal(black_or_white_key(6587), "white")
assert_equal(black_or_white_key(6588), "white")
assert_equal(black_or_white_key(6589), "black")
assert_equal(black_or_white_key(6590), "white")
assert_equal(black_or_white_key(6591), "black")
assert_equal(black_or_white_key(6592), "white")
assert_equal(black_or_white_key(6593), "white")
assert_equal(black_or_white_key(6594), "black")
assert_equal(black_or_white_key(6595), "white")
assert_equal(black_or_white_key(6596), "black")
assert_equal(black_or_white_key(6597), "white")
assert_equal(black_or_white_key(6598), "black")
assert_equal(black_or_white_key(6599), "white")
assert_equal(black_or_white_key(6600), "white")
assert_equal(black_or_white_key(6601), "white")
assert_equal(black_or_white_key(6602), "black")
assert_equal(black_or_white_key(6603), "white")
assert_equal(black_or_white_key(6604), "white")
assert_equal(black_or_white_key(6605), "black")
assert_equal(black_or_white_key(6606), "white")
assert_equal(black_or_white_key(6607), "black")
assert_equal(black_or_white_key(6608), "white")
assert_equal(black_or_white_key(6609), "white")
assert_equal(black_or_white_key(6610), "black")
assert_equal(black_or_white_key(6611), "white")
assert_equal(black_or_white_key(6612), "black")
assert_equal(black_or_white_key(6613), "white")
assert_equal(black_or_white_key(6614), "black")
assert_equal(black_or_white_key(6615), "white")
assert_equal(black_or_white_key(6616), "white")
assert_equal(black_or_white_key(6617), "black")
assert_equal(black_or_white_key(6618), "white")
assert_equal(black_or_white_key(6619), "black")
assert_equal(black_or_white_key(6620), "white")
assert_equal(black_or_white_key(6621), "white")
assert_equal(black_or_white_key(6622), "black")
assert_equal(black_or_white_key(6623), "white")
assert_equal(black_or_white_key(6624), "black")
assert_equal(black_or_white_key(6625), "white")
assert_equal(black_or_white_key(6626), "black")
assert_equal(black_or_white_key(6627), "white")
assert_equal(black_or_white_key(6628), "white")
assert_equal(black_or_white_key(6629), "black")
assert_equal(black_or_white_key(6630), "white")
assert_equal(black_or_white_key(6631), "black")
assert_equal(black_or_white_key(6632), "white")
assert_equal(black_or_white_key(6633), "white")
assert_equal(black_or_white_key(6634), "black")
assert_equal(black_or_white_key(6635), "white")
assert_equal(black_or_white_key(6636), "black")
assert_equal(black_or_white_key(6637), "white")
assert_equal(black_or_white_key(6638), "black")
assert_equal(black_or_white_key(6639), "white")
assert_equal(black_or_white_key(6640), "white")
assert_equal(black_or_white_key(6641), "black")
assert_equal(black_or_white_key(6642), "white")
assert_equal(black_or_white_key(6643), "black")
assert_equal(black_or_white_key(6644), "white")
assert_equal(black_or_white_key(6645), "white")
assert_equal(black_or_white_key(6646), "black")
assert_equal(black_or_white_key(6647), "white")
assert_equal(black_or_white_key(6648), "black")
assert_equal(black_or_white_key(6649), "white")
assert_equal(black_or_white_key(6650), "black")
assert_equal(black_or_white_key(6651), "white")
assert_equal(black_or_white_key(6652), "white")
assert_equal(black_or_white_key(6653), "black")
assert_equal(black_or_white_key(6654), "white")
assert_equal(black_or_white_key(6655), "black")
assert_equal(black_or_white_key(6656), "white")
assert_equal(black_or_white_key(6657), "white")
assert_equal(black_or_white_key(6658), "black")
assert_equal(black_or_white_key(6659), "white")
assert_equal(black_or_white_key(6660), "black")
assert_equal(black_or_white_key(6661), "white")
assert_equal(black_or_white_key(6662), "black")
assert_equal(black_or_white_key(6663), "white")
assert_equal(black_or_white_key(6664), "white")
assert_equal(black_or_white_key(6665), "black")
assert_equal(black_or_white_key(6666), "white")
assert_equal(black_or_white_key(6667), "black")
assert_equal(black_or_white_key(6668), "white")
assert_equal(black_or_white_key(6669), "white")
assert_equal(black_or_white_key(6670), "black")
assert_equal(black_or_white_key(6671), "white")
assert_equal(black_or_white_key(6672), "black")
assert_equal(black_or_white_key(6673), "white")
assert_equal(black_or_white_key(6674), "black")
assert_equal(black_or_white_key(6675), "white")
assert_equal(black_or_white_key(6676), "white")
assert_equal(black_or_white_key(6677), "black")
assert_equal(black_or_white_key(6678), "white")
assert_equal(black_or_white_key(6679), "black")
assert_equal(black_or_white_key(6680), "white")
assert_equal(black_or_white_key(6681), "white")
assert_equal(black_or_white_key(6682), "black")
assert_equal(black_or_white_key(6683), "white")
assert_equal(black_or_white_key(6684), "black")
assert_equal(black_or_white_key(6685), "white")
assert_equal(black_or_white_key(6686), "black")
assert_equal(black_or_white_key(6687), "white")
assert_equal(black_or_white_key(6688), "white")
assert_equal(black_or_white_key(6689), "white")
assert_equal(black_or_white_key(6690), "black")
assert_equal(black_or_white_key(6691), "white")
assert_equal(black_or_white_key(6692), "white")
assert_equal(black_or_white_key(6693), "black")
assert_equal(black_or_white_key(6694), "white")
assert_equal(black_or_white_key(6695), "black")
assert_equal(black_or_white_key(6696), "white")
assert_equal(black_or_white_key(6697), "white")
assert_equal(black_or_white_key(6698), "black")
assert_equal(black_or_white_key(6699), "white")
assert_equal(black_or_white_key(6700), "black")
assert_equal(black_or_white_key(6701), "white")
assert_equal(black_or_white_key(6702), "black")
assert_equal(black_or_white_key(6703), "white")
assert_equal(black_or_white_key(6704), "white")
assert_equal(black_or_white_key(6705), "black")
assert_equal(black_or_white_key(6706), "white")
assert_equal(black_or_white_key(6707), "black")
assert_equal(black_or_white_key(6708), "white")
assert_equal(black_or_white_key(6709), "white")
assert_equal(black_or_white_key(6710), "black")
assert_equal(black_or_white_key(6711), "white")
assert_equal(black_or_white_key(6712), "black")
assert_equal(black_or_white_key(6713), "white")
assert_equal(black_or_white_key(6714), "black")
assert_equal(black_or_white_key(6715), "white")
assert_equal(black_or_white_key(6716), "white")
assert_equal(black_or_white_key(6717), "black")
assert_equal(black_or_white_key(6718), "white")
assert_equal(black_or_white_key(6719), "black")
assert_equal(black_or_white_key(6720), "white")
assert_equal(black_or_white_key(6721), "white")
assert_equal(black_or_white_key(6722), "black")
assert_equal(black_or_white_key(6723), "white")
assert_equal(black_or_white_key(6724), "black")
assert_equal(black_or_white_key(6725), "white")
assert_equal(black_or_white_key(6726), "black")
assert_equal(black_or_white_key(6727), "white")
assert_equal(black_or_white_key(6728), "white")
assert_equal(black_or_white_key(6729), "black")
assert_equal(black_or_white_key(6730), "white")
assert_equal(black_or_white_key(6731), "black")
assert_equal(black_or_white_key(6732), "white")
assert_equal(black_or_white_key(6733), "white")
assert_equal(black_or_white_key(6734), "black")
assert_equal(black_or_white_key(6735), "white")
assert_equal(black_or_white_key(6736), "black")
assert_equal(black_or_white_key(6737), "white")
assert_equal(black_or_white_key(6738), "black")
assert_equal(black_or_white_key(6739), "white")
assert_equal(black_or_white_key(6740), "white")
assert_equal(black_or_white_key(6741), "black")
assert_equal(black_or_white_key(6742), "white")
assert_equal(black_or_white_key(6743), "black")
assert_equal(black_or_white_key(6744), "white")
assert_equal(black_or_white_key(6745), "white")
assert_equal(black_or_white_key(6746), "black")
assert_equal(black_or_white_key(6747), "white")
assert_equal(black_or_white_key(6748), "black")
assert_equal(black_or_white_key(6749), "white")
assert_equal(black_or_white_key(6750), "black")
assert_equal(black_or_white_key(6751), "white")
assert_equal(black_or_white_key(6752), "white")
assert_equal(black_or_white_key(6753), "black")
assert_equal(black_or_white_key(6754), "white")
assert_equal(black_or_white_key(6755), "black")
assert_equal(black_or_white_key(6756), "white")
assert_equal(black_or_white_key(6757), "white")
assert_equal(black_or_white_key(6758), "black")
assert_equal(black_or_white_key(6759), "white")
assert_equal(black_or_white_key(6760), "black")
assert_equal(black_or_white_key(6761), "white")
assert_equal(black_or_white_key(6762), "black")
assert_equal(black_or_white_key(6763), "white")
assert_equal(black_or_white_key(6764), "white")
assert_equal(black_or_white_key(6765), "black")
assert_equal(black_or_white_key(6766), "white")
assert_equal(black_or_white_key(6767), "black")
assert_equal(black_or_white_key(6768), "white")
assert_equal(black_or_white_key(6769), "white")
assert_equal(black_or_white_key(6770), "black")
assert_equal(black_or_white_key(6771), "white")
assert_equal(black_or_white_key(6772), "black")
assert_equal(black_or_white_key(6773), "white")
assert_equal(black_or_white_key(6774), "black")
assert_equal(black_or_white_key(6775), "white")
assert_equal(black_or_white_key(6776), "white")
assert_equal(black_or_white_key(6777), "white")
assert_equal(black_or_white_key(6778), "black")
assert_equal(black_or_white_key(6779), "white")
assert_equal(black_or_white_key(6780), "white")
assert_equal(black_or_white_key(6781), "black")
assert_equal(black_or_white_key(6782), "white")
assert_equal(black_or_white_key(6783), "black")
assert_equal(black_or_white_key(6784), "white")
assert_equal(black_or_white_key(6785), "white")
assert_equal(black_or_white_key(6786), "black")
assert_equal(black_or_white_key(6787), "white")
assert_equal(black_or_white_key(6788), "black")
assert_equal(black_or_white_key(6789), "white")
assert_equal(black_or_white_key(6790), "black")
assert_equal(black_or_white_key(6791), "white")
assert_equal(black_or_white_key(6792), "white")
assert_equal(black_or_white_key(6793), "black")
assert_equal(black_or_white_key(6794), "white")
assert_equal(black_or_white_key(6795), "black")
assert_equal(black_or_white_key(6796), "white")
assert_equal(black_or_white_key(6797), "white")
assert_equal(black_or_white_key(6798), "black")
assert_equal(black_or_white_key(6799), "white")
assert_equal(black_or_white_key(6800), "black")
assert_equal(black_or_white_key(6801), "white")
assert_equal(black_or_white_key(6802), "black")
assert_equal(black_or_white_key(6803), "white")
assert_equal(black_or_white_key(6804), "white")
assert_equal(black_or_white_key(6805), "black")
assert_equal(black_or_white_key(6806), "white")
assert_equal(black_or_white_key(6807), "black")
assert_equal(black_or_white_key(6808), "white")
assert_equal(black_or_white_key(6809), "white")
assert_equal(black_or_white_key(6810), "black")
assert_equal(black_or_white_key(6811), "white")
assert_equal(black_or_white_key(6812), "black")
assert_equal(black_or_white_key(6813), "white")
assert_equal(black_or_white_key(6814), "black")
assert_equal(black_or_white_key(6815), "white")
assert_equal(black_or_white_key(6816), "white")
assert_equal(black_or_white_key(6817), "black")
assert_equal(black_or_white_key(6818), "white")
assert_equal(black_or_white_key(6819), "black")
assert_equal(black_or_white_key(6820), "white")
assert_equal(black_or_white_key(6821), "white")
assert_equal(black_or_white_key(6822), "black")
assert_equal(black_or_white_key(6823), "white")
assert_equal(black_or_white_key(6824), "black")
assert_equal(black_or_white_key(6825), "white")
assert_equal(black_or_white_key(6826), "black")
assert_equal(black_or_white_key(6827), "white")
assert_equal(black_or_white_key(6828), "white")
assert_equal(black_or_white_key(6829), "black")
assert_equal(black_or_white_key(6830), "white")
assert_equal(black_or_white_key(6831), "black")
assert_equal(black_or_white_key(6832), "white")
assert_equal(black_or_white_key(6833), "white")
assert_equal(black_or_white_key(6834), "black")
assert_equal(black_or_white_key(6835), "white")
assert_equal(black_or_white_key(6836), "black")
assert_equal(black_or_white_key(6837), "white")
assert_equal(black_or_white_key(6838), "black")
assert_equal(black_or_white_key(6839), "white")
assert_equal(black_or_white_key(6840), "white")
assert_equal(black_or_white_key(6841), "black")
assert_equal(black_or_white_key(6842), "white")
assert_equal(black_or_white_key(6843), "black")
assert_equal(black_or_white_key(6844), "white")
assert_equal(black_or_white_key(6845), "white")
assert_equal(black_or_white_key(6846), "black")
assert_equal(black_or_white_key(6847), "white")
assert_equal(black_or_white_key(6848), "black")
assert_equal(black_or_white_key(6849), "white")
assert_equal(black_or_white_key(6850), "black")
assert_equal(black_or_white_key(6851), "white")
assert_equal(black_or_white_key(6852), "white")
assert_equal(black_or_white_key(6853), "black")
assert_equal(black_or_white_key(6854), "white")
assert_equal(black_or_white_key(6855), "black")
assert_equal(black_or_white_key(6856), "white")
assert_equal(black_or_white_key(6857), "white")
assert_equal(black_or_white_key(6858), "black")
assert_equal(black_or_white_key(6859), "white")
assert_equal(black_or_white_key(6860), "black")
assert_equal(black_or_white_key(6861), "white")
assert_equal(black_or_white_key(6862), "black")
assert_equal(black_or_white_key(6863), "white")
assert_equal(black_or_white_key(6864), "white")
assert_equal(black_or_white_key(6865), "white")
assert_equal(black_or_white_key(6866), "black")
assert_equal(black_or_white_key(6867), "white")
assert_equal(black_or_white_key(6868), "white")
assert_equal(black_or_white_key(6869), "black")
assert_equal(black_or_white_key(6870), "white")
assert_equal(black_or_white_key(6871), "black")
assert_equal(black_or_white_key(6872), "white")
assert_equal(black_or_white_key(6873), "white")
assert_equal(black_or_white_key(6874), "black")
assert_equal(black_or_white_key(6875), "white")
assert_equal(black_or_white_key(6876), "black")
assert_equal(black_or_white_key(6877), "white")
assert_equal(black_or_white_key(6878), "black")
assert_equal(black_or_white_key(6879), "white")
assert_equal(black_or_white_key(6880), "white")
assert_equal(black_or_white_key(6881), "black")
assert_equal(black_or_white_key(6882), "white")
assert_equal(black_or_white_key(6883), "black")
assert_equal(black_or_white_key(6884), "white")
assert_equal(black_or_white_key(6885), "white")
assert_equal(black_or_white_key(6886), "black")
assert_equal(black_or_white_key(6887), "white")
assert_equal(black_or_white_key(6888), "black")
assert_equal(black_or_white_key(6889), "white")
assert_equal(black_or_white_key(6890), "black")
assert_equal(black_or_white_key(6891), "white")
assert_equal(black_or_white_key(6892), "white")
assert_equal(black_or_white_key(6893), "black")
assert_equal(black_or_white_key(6894), "white")
assert_equal(black_or_white_key(6895), "black")
assert_equal(black_or_white_key(6896), "white")
assert_equal(black_or_white_key(6897), "white")
assert_equal(black_or_white_key(6898), "black")
assert_equal(black_or_white_key(6899), "white")
assert_equal(black_or_white_key(6900), "black")
assert_equal(black_or_white_key(6901), "white")
assert_equal(black_or_white_key(6902), "black")
assert_equal(black_or_white_key(6903), "white")
assert_equal(black_or_white_key(6904), "white")
assert_equal(black_or_white_key(6905), "black")
assert_equal(black_or_white_key(6906), "white")
assert_equal(black_or_white_key(6907), "black")
assert_equal(black_or_white_key(6908), "white")
assert_equal(black_or_white_key(6909), "white")
assert_equal(black_or_white_key(6910), "black")
assert_equal(black_or_white_key(6911), "white")
assert_equal(black_or_white_key(6912), "black")
assert_equal(black_or_white_key(6913), "white")
assert_equal(black_or_white_key(6914), "black")
assert_equal(black_or_white_key(6915), "white")
assert_equal(black_or_white_key(6916), "white")
assert_equal(black_or_white_key(6917), "black")
assert_equal(black_or_white_key(6918), "white")
assert_equal(black_or_white_key(6919), "black")
assert_equal(black_or_white_key(6920), "white")
assert_equal(black_or_white_key(6921), "white")
assert_equal(black_or_white_key(6922), "black")
assert_equal(black_or_white_key(6923), "white")
assert_equal(black_or_white_key(6924), "black")
assert_equal(black_or_white_key(6925), "white")
assert_equal(black_or_white_key(6926), "black")
assert_equal(black_or_white_key(6927), "white")
assert_equal(black_or_white_key(6928), "white")
assert_equal(black_or_white_key(6929), "black")
assert_equal(black_or_white_key(6930), "white")
assert_equal(black_or_white_key(6931), "black")
assert_equal(black_or_white_key(6932), "white")
assert_equal(black_or_white_key(6933), "white")
assert_equal(black_or_white_key(6934), "black")
assert_equal(black_or_white_key(6935), "white")
assert_equal(black_or_white_key(6936), "black")
assert_equal(black_or_white_key(6937), "white")
assert_equal(black_or_white_key(6938), "black")
assert_equal(black_or_white_key(6939), "white")
assert_equal(black_or_white_key(6940), "white")
assert_equal(black_or_white_key(6941), "black")
assert_equal(black_or_white_key(6942), "white")
assert_equal(black_or_white_key(6943), "black")
assert_equal(black_or_white_key(6944), "white")
assert_equal(black_or_white_key(6945), "white")
assert_equal(black_or_white_key(6946), "black")
assert_equal(black_or_white_key(6947), "white")
assert_equal(black_or_white_key(6948), "black")
assert_equal(black_or_white_key(6949), "white")
assert_equal(black_or_white_key(6950), "black")
assert_equal(black_or_white_key(6951), "white")
assert_equal(black_or_white_key(6952), "white")
assert_equal(black_or_white_key(6953), "white")
assert_equal(black_or_white_key(6954), "black")
assert_equal(black_or_white_key(6955), "white")
assert_equal(black_or_white_key(6956), "white")
assert_equal(black_or_white_key(6957), "black")
assert_equal(black_or_white_key(6958), "white")
assert_equal(black_or_white_key(6959), "black")
assert_equal(black_or_white_key(6960), "white")
assert_equal(black_or_white_key(6961), "white")
assert_equal(black_or_white_key(6962), "black")
assert_equal(black_or_white_key(6963), "white")
assert_equal(black_or_white_key(6964), "black")
assert_equal(black_or_white_key(6965), "white")
assert_equal(black_or_white_key(6966), "black")
assert_equal(black_or_white_key(6967), "white")
assert_equal(black_or_white_key(6968), "white")
assert_equal(black_or_white_key(6969), "black")
assert_equal(black_or_white_key(6970), "white")
assert_equal(black_or_white_key(6971), "black")
assert_equal(black_or_white_key(6972), "white")
assert_equal(black_or_white_key(6973), "white")
assert_equal(black_or_white_key(6974), "black")
assert_equal(black_or_white_key(6975), "white")
assert_equal(black_or_white_key(6976), "black")
assert_equal(black_or_white_key(6977), "white")
assert_equal(black_or_white_key(6978), "black")
assert_equal(black_or_white_key(6979), "white")
assert_equal(black_or_white_key(6980), "white")
assert_equal(black_or_white_key(6981), "black")
assert_equal(black_or_white_key(6982), "white")
assert_equal(black_or_white_key(6983), "black")
assert_equal(black_or_white_key(6984), "white")
assert_equal(black_or_white_key(6985), "white")
assert_equal(black_or_white_key(6986), "black")
assert_equal(black_or_white_key(6987), "white")
assert_equal(black_or_white_key(6988), "black")
assert_equal(black_or_white_key(6989), "white")
assert_equal(black_or_white_key(6990), "black")
assert_equal(black_or_white_key(6991), "white")
assert_equal(black_or_white_key(6992), "white")
assert_equal(black_or_white_key(6993), "black")
assert_equal(black_or_white_key(6994), "white")
assert_equal(black_or_white_key(6995), "black")
assert_equal(black_or_white_key(6996), "white")
assert_equal(black_or_white_key(6997), "white")
assert_equal(black_or_white_key(6998), "black")
assert_equal(black_or_white_key(6999), "white")
assert_equal(black_or_white_key(7000), "black")
assert_equal(black_or_white_key(7001), "white")
assert_equal(black_or_white_key(7002), "black")
assert_equal(black_or_white_key(7003), "white")
assert_equal(black_or_white_key(7004), "white")
assert_equal(black_or_white_key(7005), "black")
assert_equal(black_or_white_key(7006), "white")
assert_equal(black_or_white_key(7007), "black")
assert_equal(black_or_white_key(7008), "white")
assert_equal(black_or_white_key(7009), "white")
assert_equal(black_or_white_key(7010), "black")
assert_equal(black_or_white_key(7011), "white")
assert_equal(black_or_white_key(7012), "black")
assert_equal(black_or_white_key(7013), "white")
assert_equal(black_or_white_key(7014), "black")
assert_equal(black_or_white_key(7015), "white")
assert_equal(black_or_white_key(7016), "white")
assert_equal(black_or_white_key(7017), "black")
assert_equal(black_or_white_key(7018), "white")
assert_equal(black_or_white_key(7019), "black")
assert_equal(black_or_white_key(7020), "white")
assert_equal(black_or_white_key(7021), "white")
assert_equal(black_or_white_key(7022), "black")
assert_equal(black_or_white_key(7023), "white")
assert_equal(black_or_white_key(7024), "black")
assert_equal(black_or_white_key(7025), "white")
assert_equal(black_or_white_key(7026), "black")
assert_equal(black_or_white_key(7027), "white")
assert_equal(black_or_white_key(7028), "white")
assert_equal(black_or_white_key(7029), "black")
assert_equal(black_or_white_key(7030), "white")
assert_equal(black_or_white_key(7031), "black")
assert_equal(black_or_white_key(7032), "white")
assert_equal(black_or_white_key(7033), "white")
assert_equal(black_or_white_key(7034), "black")
assert_equal(black_or_white_key(7035), "white")
assert_equal(black_or_white_key(7036), "black")
assert_equal(black_or_white_key(7037), "white")
assert_equal(black_or_white_key(7038), "black")
assert_equal(black_or_white_key(7039), "white")
assert_equal(black_or_white_key(7040), "white")
assert_equal(black_or_white_key(7041), "white")
assert_equal(black_or_white_key(7042), "black")
assert_equal(black_or_white_key(7043), "white")
assert_equal(black_or_white_key(7044), "white")
assert_equal(black_or_white_key(7045), "black")
assert_equal(black_or_white_key(7046), "white")
assert_equal(black_or_white_key(7047), "black")
assert_equal(black_or_white_key(7048), "white")
assert_equal(black_or_white_key(7049), "white")
assert_equal(black_or_white_key(7050), "black")
assert_equal(black_or_white_key(7051), "white")
assert_equal(black_or_white_key(7052), "black")
assert_equal(black_or_white_key(7053), "white")
assert_equal(black_or_white_key(7054), "black")
assert_equal(black_or_white_key(7055), "white")
assert_equal(black_or_white_key(7056), "white")
assert_equal(black_or_white_key(7057), "black")
assert_equal(black_or_white_key(7058), "white")
assert_equal(black_or_white_key(7059), "black")
assert_equal(black_or_white_key(7060), "white")
assert_equal(black_or_white_key(7061), "white")
assert_equal(black_or_white_key(7062), "black")
assert_equal(black_or_white_key(7063), "white")
assert_equal(black_or_white_key(7064), "black")
assert_equal(black_or_white_key(7065), "white")
assert_equal(black_or_white_key(7066), "black")
assert_equal(black_or_white_key(7067), "white")
assert_equal(black_or_white_key(7068), "white")
assert_equal(black_or_white_key(7069), "black")
assert_equal(black_or_white_key(7070), "white")
assert_equal(black_or_white_key(7071), "black")
assert_equal(black_or_white_key(7072), "white")
assert_equal(black_or_white_key(7073), "white")
assert_equal(black_or_white_key(7074), "black")
assert_equal(black_or_white_key(7075), "white")
assert_equal(black_or_white_key(7076), "black")
assert_equal(black_or_white_key(7077), "white")
assert_equal(black_or_white_key(7078), "black")
assert_equal(black_or_white_key(7079), "white")
assert_equal(black_or_white_key(7080), "white")
assert_equal(black_or_white_key(7081), "black")
assert_equal(black_or_white_key(7082), "white")
assert_equal(black_or_white_key(7083), "black")
assert_equal(black_or_white_key(7084), "white")
assert_equal(black_or_white_key(7085), "white")
assert_equal(black_or_white_key(7086), "black")
assert_equal(black_or_white_key(7087), "white")
assert_equal(black_or_white_key(7088), "black")
assert_equal(black_or_white_key(7089), "white")
assert_equal(black_or_white_key(7090), "black")
assert_equal(black_or_white_key(7091), "white")
assert_equal(black_or_white_key(7092), "white")
assert_equal(black_or_white_key(7093), "black")
assert_equal(black_or_white_key(7094), "white")
assert_equal(black_or_white_key(7095), "black")
assert_equal(black_or_white_key(7096), "white")
assert_equal(black_or_white_key(7097), "white")
assert_equal(black_or_white_key(7098), "black")
assert_equal(black_or_white_key(7099), "white")
assert_equal(black_or_white_key(7100), "black")
assert_equal(black_or_white_key(7101), "white")
assert_equal(black_or_white_key(7102), "black")
assert_equal(black_or_white_key(7103), "white")
assert_equal(black_or_white_key(7104), "white")
assert_equal(black_or_white_key(7105), "black")
assert_equal(black_or_white_key(7106), "white")
assert_equal(black_or_white_key(7107), "black")
assert_equal(black_or_white_key(7108), "white")
assert_equal(black_or_white_key(7109), "white")
assert_equal(black_or_white_key(7110), "black")
assert_equal(black_or_white_key(7111), "white")
assert_equal(black_or_white_key(7112), "black")
assert_equal(black_or_white_key(7113), "white")
assert_equal(black_or_white_key(7114), "black")
assert_equal(black_or_white_key(7115), "white")
assert_equal(black_or_white_key(7116), "white")
assert_equal(black_or_white_key(7117), "black")
assert_equal(black_or_white_key(7118), "white")
assert_equal(black_or_white_key(7119), "black")
assert_equal(black_or_white_key(7120), "white")
assert_equal(black_or_white_key(7121), "white")
assert_equal(black_or_white_key(7122), "black")
assert_equal(black_or_white_key(7123), "white")
assert_equal(black_or_white_key(7124), "black")
assert_equal(black_or_white_key(7125), "white")
assert_equal(black_or_white_key(7126), "black")
assert_equal(black_or_white_key(7127), "white")
assert_equal(black_or_white_key(7128), "white")
assert_equal(black_or_white_key(7129), "white")
assert_equal(black_or_white_key(7130), "black")
assert_equal(black_or_white_key(7131), "white")
assert_equal(black_or_white_key(7132), "white")
assert_equal(black_or_white_key(7133), "black")
assert_equal(black_or_white_key(7134), "white")
assert_equal(black_or_white_key(7135), "black")
assert_equal(black_or_white_key(7136), "white")
assert_equal(black_or_white_key(7137), "white")
assert_equal(black_or_white_key(7138), "black")
assert_equal(black_or_white_key(7139), "white")
assert_equal(black_or_white_key(7140), "black")
assert_equal(black_or_white_key(7141), "white")
assert_equal(black_or_white_key(7142), "black")
assert_equal(black_or_white_key(7143), "white")
assert_equal(black_or_white_key(7144), "white")
assert_equal(black_or_white_key(7145), "black")
assert_equal(black_or_white_key(7146), "white")
assert_equal(black_or_white_key(7147), "black")
assert_equal(black_or_white_key(7148), "white")
assert_equal(black_or_white_key(7149), "white")
assert_equal(black_or_white_key(7150), "black")
assert_equal(black_or_white_key(7151), "white")
assert_equal(black_or_white_key(7152), "black")
assert_equal(black_or_white_key(7153), "white")
assert_equal(black_or_white_key(7154), "black")
assert_equal(black_or_white_key(7155), "white")
assert_equal(black_or_white_key(7156), "white")
assert_equal(black_or_white_key(7157), "black")
assert_equal(black_or_white_key(7158), "white")
assert_equal(black_or_white_key(7159), "black")
assert_equal(black_or_white_key(7160), "white")
assert_equal(black_or_white_key(7161), "white")
assert_equal(black_or_white_key(7162), "black")
assert_equal(black_or_white_key(7163), "white")
assert_equal(black_or_white_key(7164), "black")
assert_equal(black_or_white_key(7165), "white")
assert_equal(black_or_white_key(7166), "black")
assert_equal(black_or_white_key(7167), "white")
assert_equal(black_or_white_key(7168), "white")
assert_equal(black_or_white_key(7169), "black")
assert_equal(black_or_white_key(7170), "white")
assert_equal(black_or_white_key(7171), "black")
assert_equal(black_or_white_key(7172), "white")
assert_equal(black_or_white_key(7173), "white")
assert_equal(black_or_white_key(7174), "black")
assert_equal(black_or_white_key(7175), "white")
assert_equal(black_or_white_key(7176), "black")
assert_equal(black_or_white_key(7177), "white")
assert_equal(black_or_white_key(7178), "black")
assert_equal(black_or_white_key(7179), "white")
assert_equal(black_or_white_key(7180), "white")
assert_equal(black_or_white_key(7181), "black")
assert_equal(black_or_white_key(7182), "white")
assert_equal(black_or_white_key(7183), "black")
assert_equal(black_or_white_key(7184), "white")
assert_equal(black_or_white_key(7185), "white")
assert_equal(black_or_white_key(7186), "black")
assert_equal(black_or_white_key(7187), "white")
assert_equal(black_or_white_key(7188), "black")
assert_equal(black_or_white_key(7189), "white")
assert_equal(black_or_white_key(7190), "black")
assert_equal(black_or_white_key(7191), "white")
assert_equal(black_or_white_key(7192), "white")
assert_equal(black_or_white_key(7193), "black")
assert_equal(black_or_white_key(7194), "white")
assert_equal(black_or_white_key(7195), "black")
assert_equal(black_or_white_key(7196), "white")
assert_equal(black_or_white_key(7197), "white")
assert_equal(black_or_white_key(7198), "black")
assert_equal(black_or_white_key(7199), "white")
assert_equal(black_or_white_key(7200), "black")
assert_equal(black_or_white_key(7201), "white")
assert_equal(black_or_white_key(7202), "black")
assert_equal(black_or_white_key(7203), "white")
assert_equal(black_or_white_key(7204), "white")
assert_equal(black_or_white_key(7205), "black")
assert_equal(black_or_white_key(7206), "white")
assert_equal(black_or_white_key(7207), "black")
assert_equal(black_or_white_key(7208), "white")
assert_equal(black_or_white_key(7209), "white")
assert_equal(black_or_white_key(7210), "black")
assert_equal(black_or_white_key(7211), "white")
assert_equal(black_or_white_key(7212), "black")
assert_equal(black_or_white_key(7213), "white")
assert_equal(black_or_white_key(7214), "black")
assert_equal(black_or_white_key(7215), "white")
assert_equal(black_or_white_key(7216), "white")
assert_equal(black_or_white_key(7217), "white")
assert_equal(black_or_white_key(7218), "black")
assert_equal(black_or_white_key(7219), "white")
assert_equal(black_or_white_key(7220), "white")
assert_equal(black_or_white_key(7221), "black")
assert_equal(black_or_white_key(7222), "white")
assert_equal(black_or_white_key(7223), "black")
assert_equal(black_or_white_key(7224), "white")
assert_equal(black_or_white_key(7225), "white")
assert_equal(black_or_white_key(7226), "black")
assert_equal(black_or_white_key(7227), "white")
assert_equal(black_or_white_key(7228), "black")
assert_equal(black_or_white_key(7229), "white")
assert_equal(black_or_white_key(7230), "black")
assert_equal(black_or_white_key(7231), "white")
assert_equal(black_or_white_key(7232), "white")
assert_equal(black_or_white_key(7233), "black")
assert_equal(black_or_white_key(7234), "white")
assert_equal(black_or_white_key(7235), "black")
assert_equal(black_or_white_key(7236), "white")
assert_equal(black_or_white_key(7237), "white")
assert_equal(black_or_white_key(7238), "black")
assert_equal(black_or_white_key(7239), "white")
assert_equal(black_or_white_key(7240), "black")
assert_equal(black_or_white_key(7241), "white")
assert_equal(black_or_white_key(7242), "black")
assert_equal(black_or_white_key(7243), "white")
assert_equal(black_or_white_key(7244), "white")
assert_equal(black_or_white_key(7245), "black")
assert_equal(black_or_white_key(7246), "white")
assert_equal(black_or_white_key(7247), "black")
assert_equal(black_or_white_key(7248), "white")
assert_equal(black_or_white_key(7249), "white")
assert_equal(black_or_white_key(7250), "black")
assert_equal(black_or_white_key(7251), "white")
assert_equal(black_or_white_key(7252), "black")
assert_equal(black_or_white_key(7253), "white")
assert_equal(black_or_white_key(7254), "black")
assert_equal(black_or_white_key(7255), "white")
assert_equal(black_or_white_key(7256), "white")
assert_equal(black_or_white_key(7257), "black")
assert_equal(black_or_white_key(7258), "white")
assert_equal(black_or_white_key(7259), "black")
assert_equal(black_or_white_key(7260), "white")
assert_equal(black_or_white_key(7261), "white")
assert_equal(black_or_white_key(7262), "black")
assert_equal(black_or_white_key(7263), "white")
assert_equal(black_or_white_key(7264), "black")
assert_equal(black_or_white_key(7265), "white")
assert_equal(black_or_white_key(7266), "black")
assert_equal(black_or_white_key(7267), "white")
assert_equal(black_or_white_key(7268), "white")
assert_equal(black_or_white_key(7269), "black")
assert_equal(black_or_white_key(7270), "white")
assert_equal(black_or_white_key(7271), "black")
assert_equal(black_or_white_key(7272), "white")
assert_equal(black_or_white_key(7273), "white")
assert_equal(black_or_white_key(7274), "black")
assert_equal(black_or_white_key(7275), "white")
assert_equal(black_or_white_key(7276), "black")
assert_equal(black_or_white_key(7277), "white")
assert_equal(black_or_white_key(7278), "black")
assert_equal(black_or_white_key(7279), "white")
assert_equal(black_or_white_key(7280), "white")
assert_equal(black_or_white_key(7281), "black")
assert_equal(black_or_white_key(7282), "white")
assert_equal(black_or_white_key(7283), "black")
assert_equal(black_or_white_key(7284), "white")
assert_equal(black_or_white_key(7285), "white")
assert_equal(black_or_white_key(7286), "black")
assert_equal(black_or_white_key(7287), "white")
assert_equal(black_or_white_key(7288), "black")
assert_equal(black_or_white_key(7289), "white")
assert_equal(black_or_white_key(7290), "black")
assert_equal(black_or_white_key(7291), "white")
assert_equal(black_or_white_key(7292), "white")
assert_equal(black_or_white_key(7293), "black")
assert_equal(black_or_white_key(7294), "white")
assert_equal(black_or_white_key(7295), "black")
assert_equal(black_or_white_key(7296), "white")
assert_equal(black_or_white_key(7297), "white")
assert_equal(black_or_white_key(7298), "black")
assert_equal(black_or_white_key(7299), "white")
assert_equal(black_or_white_key(7300), "black")
assert_equal(black_or_white_key(7301), "white")
assert_equal(black_or_white_key(7302), "black")
assert_equal(black_or_white_key(7303), "white")
assert_equal(black_or_white_key(7304), "white")
assert_equal(black_or_white_key(7305), "white")
assert_equal(black_or_white_key(7306), "black")
assert_equal(black_or_white_key(7307), "white")
assert_equal(black_or_white_key(7308), "white")
assert_equal(black_or_white_key(7309), "black")
assert_equal(black_or_white_key(7310), "white")
assert_equal(black_or_white_key(7311), "black")
assert_equal(black_or_white_key(7312), "white")
assert_equal(black_or_white_key(7313), "white")
assert_equal(black_or_white_key(7314), "black")
assert_equal(black_or_white_key(7315), "white")
assert_equal(black_or_white_key(7316), "black")
assert_equal(black_or_white_key(7317), "white")
assert_equal(black_or_white_key(7318), "black")
assert_equal(black_or_white_key(7319), "white")
assert_equal(black_or_white_key(7320), "white")
assert_equal(black_or_white_key(7321), "black")
assert_equal(black_or_white_key(7322), "white")
assert_equal(black_or_white_key(7323), "black")
assert_equal(black_or_white_key(7324), "white")
assert_equal(black_or_white_key(7325), "white")
assert_equal(black_or_white_key(7326), "black")
assert_equal(black_or_white_key(7327), "white")
assert_equal(black_or_white_key(7328), "black")
assert_equal(black_or_white_key(7329), "white")
assert_equal(black_or_white_key(7330), "black")
assert_equal(black_or_white_key(7331), "white")
assert_equal(black_or_white_key(7332), "white")
assert_equal(black_or_white_key(7333), "black")
assert_equal(black_or_white_key(7334), "white")
assert_equal(black_or_white_key(7335), "black")
assert_equal(black_or_white_key(7336), "white")
assert_equal(black_or_white_key(7337), "white")
assert_equal(black_or_white_key(7338), "black")
assert_equal(black_or_white_key(7339), "white")
assert_equal(black_or_white_key(7340), "black")
assert_equal(black_or_white_key(7341), "white")
assert_equal(black_or_white_key(7342), "black")
assert_equal(black_or_white_key(7343), "white")
assert_equal(black_or_white_key(7344), "white")
assert_equal(black_or_white_key(7345), "black")
assert_equal(black_or_white_key(7346), "white")
assert_equal(black_or_white_key(7347), "black")
assert_equal(black_or_white_key(7348), "white")
assert_equal(black_or_white_key(7349), "white")
assert_equal(black_or_white_key(7350), "black")
assert_equal(black_or_white_key(7351), "white")
assert_equal(black_or_white_key(7352), "black")
assert_equal(black_or_white_key(7353), "white")
assert_equal(black_or_white_key(7354), "black")
assert_equal(black_or_white_key(7355), "white")
assert_equal(black_or_white_key(7356), "white")
assert_equal(black_or_white_key(7357), "black")
assert_equal(black_or_white_key(7358), "white")
assert_equal(black_or_white_key(7359), "black")
assert_equal(black_or_white_key(7360), "white")
assert_equal(black_or_white_key(7361), "white")
assert_equal(black_or_white_key(7362), "black")
assert_equal(black_or_white_key(7363), "white")
assert_equal(black_or_white_key(7364), "black")
assert_equal(black_or_white_key(7365), "white")
assert_equal(black_or_white_key(7366), "black")
assert_equal(black_or_white_key(7367), "white")
assert_equal(black_or_white_key(7368), "white")
assert_equal(black_or_white_key(7369), "black")
assert_equal(black_or_white_key(7370), "white")
assert_equal(black_or_white_key(7371), "black")
assert_equal(black_or_white_key(7372), "white")
assert_equal(black_or_white_key(7373), "white")
assert_equal(black_or_white_key(7374), "black")
assert_equal(black_or_white_key(7375), "white")
assert_equal(black_or_white_key(7376), "black")
assert_equal(black_or_white_key(7377), "white")
assert_equal(black_or_white_key(7378), "black")
assert_equal(black_or_white_key(7379), "white")
assert_equal(black_or_white_key(7380), "white")
assert_equal(black_or_white_key(7381), "black")
assert_equal(black_or_white_key(7382), "white")
assert_equal(black_or_white_key(7383), "black")
assert_equal(black_or_white_key(7384), "white")
assert_equal(black_or_white_key(7385), "white")
assert_equal(black_or_white_key(7386), "black")
assert_equal(black_or_white_key(7387), "white")
assert_equal(black_or_white_key(7388), "black")
assert_equal(black_or_white_key(7389), "white")
assert_equal(black_or_white_key(7390), "black")
assert_equal(black_or_white_key(7391), "white")
assert_equal(black_or_white_key(7392), "white")
assert_equal(black_or_white_key(7393), "white")
assert_equal(black_or_white_key(7394), "black")
assert_equal(black_or_white_key(7395), "white")
assert_equal(black_or_white_key(7396), "white")
assert_equal(black_or_white_key(7397), "black")
assert_equal(black_or_white_key(7398), "white")
assert_equal(black_or_white_key(7399), "black")
assert_equal(black_or_white_key(7400), "white")
assert_equal(black_or_white_key(7401), "white")
assert_equal(black_or_white_key(7402), "black")
assert_equal(black_or_white_key(7403), "white")
assert_equal(black_or_white_key(7404), "black")
assert_equal(black_or_white_key(7405), "white")
assert_equal(black_or_white_key(7406), "black")
assert_equal(black_or_white_key(7407), "white")
assert_equal(black_or_white_key(7408), "white")
assert_equal(black_or_white_key(7409), "black")
assert_equal(black_or_white_key(7410), "white")
assert_equal(black_or_white_key(7411), "black")
assert_equal(black_or_white_key(7412), "white")
assert_equal(black_or_white_key(7413), "white")
assert_equal(black_or_white_key(7414), "black")
assert_equal(black_or_white_key(7415), "white")
assert_equal(black_or_white_key(7416), "black")
assert_equal(black_or_white_key(7417), "white")
assert_equal(black_or_white_key(7418), "black")
assert_equal(black_or_white_key(7419), "white")
assert_equal(black_or_white_key(7420), "white")
assert_equal(black_or_white_key(7421), "black")
assert_equal(black_or_white_key(7422), "white")
assert_equal(black_or_white_key(7423), "black")
assert_equal(black_or_white_key(7424), "white")
assert_equal(black_or_white_key(7425), "white")
assert_equal(black_or_white_key(7426), "black")
assert_equal(black_or_white_key(7427), "white")
assert_equal(black_or_white_key(7428), "black")
assert_equal(black_or_white_key(7429), "white")
assert_equal(black_or_white_key(7430), "black")
assert_equal(black_or_white_key(7431), "white")
assert_equal(black_or_white_key(7432), "white")
assert_equal(black_or_white_key(7433), "black")
assert_equal(black_or_white_key(7434), "white")
assert_equal(black_or_white_key(7435), "black")
assert_equal(black_or_white_key(7436), "white")
assert_equal(black_or_white_key(7437), "white")
assert_equal(black_or_white_key(7438), "black")
assert_equal(black_or_white_key(7439), "white")
assert_equal(black_or_white_key(7440), "black")
assert_equal(black_or_white_key(7441), "white")
assert_equal(black_or_white_key(7442), "black")
assert_equal(black_or_white_key(7443), "white")
assert_equal(black_or_white_key(7444), "white")
assert_equal(black_or_white_key(7445), "black")
assert_equal(black_or_white_key(7446), "white")
assert_equal(black_or_white_key(7447), "black")
assert_equal(black_or_white_key(7448), "white")
assert_equal(black_or_white_key(7449), "white")
assert_equal(black_or_white_key(7450), "black")
assert_equal(black_or_white_key(7451), "white")
assert_equal(black_or_white_key(7452), "black")
assert_equal(black_or_white_key(7453), "white")
assert_equal(black_or_white_key(7454), "black")
assert_equal(black_or_white_key(7455), "white")
assert_equal(black_or_white_key(7456), "white")
assert_equal(black_or_white_key(7457), "black")
assert_equal(black_or_white_key(7458), "white")
assert_equal(black_or_white_key(7459), "black")
assert_equal(black_or_white_key(7460), "white")
assert_equal(black_or_white_key(7461), "white")
assert_equal(black_or_white_key(7462), "black")
assert_equal(black_or_white_key(7463), "white")
assert_equal(black_or_white_key(7464), "black")
assert_equal(black_or_white_key(7465), "white")
assert_equal(black_or_white_key(7466), "black")
assert_equal(black_or_white_key(7467), "white")
assert_equal(black_or_white_key(7468), "white")
assert_equal(black_or_white_key(7469), "black")
assert_equal(black_or_white_key(7470), "white")
assert_equal(black_or_white_key(7471), "black")
assert_equal(black_or_white_key(7472), "white")
assert_equal(black_or_white_key(7473), "white")
assert_equal(black_or_white_key(7474), "black")
assert_equal(black_or_white_key(7475), "white")
assert_equal(black_or_white_key(7476), "black")
assert_equal(black_or_white_key(7477), "white")
assert_equal(black_or_white_key(7478), "black")
assert_equal(black_or_white_key(7479), "white")
assert_equal(black_or_white_key(7480), "white")
assert_equal(black_or_white_key(7481), "white")
assert_equal(black_or_white_key(7482), "black")
assert_equal(black_or_white_key(7483), "white")
assert_equal(black_or_white_key(7484), "white")
assert_equal(black_or_white_key(7485), "black")
assert_equal(black_or_white_key(7486), "white")
assert_equal(black_or_white_key(7487), "black")
assert_equal(black_or_white_key(7488), "white")
assert_equal(black_or_white_key(7489), "white")
assert_equal(black_or_white_key(7490), "black")
assert_equal(black_or_white_key(7491), "white")
assert_equal(black_or_white_key(7492), "black")
assert_equal(black_or_white_key(7493), "white")
assert_equal(black_or_white_key(7494), "black")
assert_equal(black_or_white_key(7495), "white")
assert_equal(black_or_white_key(7496), "white")
assert_equal(black_or_white_key(7497), "black")
assert_equal(black_or_white_key(7498), "white")
assert_equal(black_or_white_key(7499), "black")
assert_equal(black_or_white_key(7500), "white")
assert_equal(black_or_white_key(7501), "white")
assert_equal(black_or_white_key(7502), "black")
assert_equal(black_or_white_key(7503), "white")
assert_equal(black_or_white_key(7504), "black")
assert_equal(black_or_white_key(7505), "white")
assert_equal(black_or_white_key(7506), "black")
assert_equal(black_or_white_key(7507), "white")
assert_equal(black_or_white_key(7508), "white")
assert_equal(black_or_white_key(7509), "black")
assert_equal(black_or_white_key(7510), "white")
assert_equal(black_or_white_key(7511), "black")
assert_equal(black_or_white_key(7512), "white")
assert_equal(black_or_white_key(7513), "white")
assert_equal(black_or_white_key(7514), "black")
assert_equal(black_or_white_key(7515), "white")
assert_equal(black_or_white_key(7516), "black")
assert_equal(black_or_white_key(7517), "white")
assert_equal(black_or_white_key(7518), "black")
assert_equal(black_or_white_key(7519), "white")
assert_equal(black_or_white_key(7520), "white")
assert_equal(black_or_white_key(7521), "black")
assert_equal(black_or_white_key(7522), "white")
assert_equal(black_or_white_key(7523), "black")
assert_equal(black_or_white_key(7524), "white")
assert_equal(black_or_white_key(7525), "white")
assert_equal(black_or_white_key(7526), "black")
assert_equal(black_or_white_key(7527), "white")
assert_equal(black_or_white_key(7528), "black")
assert_equal(black_or_white_key(7529), "white")
assert_equal(black_or_white_key(7530), "black")
assert_equal(black_or_white_key(7531), "white")
assert_equal(black_or_white_key(7532), "white")
assert_equal(black_or_white_key(7533), "black")
assert_equal(black_or_white_key(7534), "white")
assert_equal(black_or_white_key(7535), "black")
assert_equal(black_or_white_key(7536), "white")
assert_equal(black_or_white_key(7537), "white")
assert_equal(black_or_white_key(7538), "black")
assert_equal(black_or_white_key(7539), "white")
assert_equal(black_or_white_key(7540), "black")
assert_equal(black_or_white_key(7541), "white")
assert_equal(black_or_white_key(7542), "black")
assert_equal(black_or_white_key(7543), "white")
assert_equal(black_or_white_key(7544), "white")
assert_equal(black_or_white_key(7545), "black")
assert_equal(black_or_white_key(7546), "white")
assert_equal(black_or_white_key(7547), "black")
assert_equal(black_or_white_key(7548), "white")
assert_equal(black_or_white_key(7549), "white")
assert_equal(black_or_white_key(7550), "black")
assert_equal(black_or_white_key(7551), "white")
assert_equal(black_or_white_key(7552), "black")
assert_equal(black_or_white_key(7553), "white")
assert_equal(black_or_white_key(7554), "black")
assert_equal(black_or_white_key(7555), "white")
assert_equal(black_or_white_key(7556), "white")
assert_equal(black_or_white_key(7557), "black")
assert_equal(black_or_white_key(7558), "white")
assert_equal(black_or_white_key(7559), "black")
assert_equal(black_or_white_key(7560), "white")
assert_equal(black_or_white_key(7561), "white")
assert_equal(black_or_white_key(7562), "black")
assert_equal(black_or_white_key(7563), "white")
assert_equal(black_or_white_key(7564), "black")
assert_equal(black_or_white_key(7565), "white")
assert_equal(black_or_white_key(7566), "black")
assert_equal(black_or_white_key(7567), "white")
assert_equal(black_or_white_key(7568), "white")
assert_equal(black_or_white_key(7569), "white")
assert_equal(black_or_white_key(7570), "black")
assert_equal(black_or_white_key(7571), "white")
assert_equal(black_or_white_key(7572), "white")
assert_equal(black_or_white_key(7573), "black")
assert_equal(black_or_white_key(7574), "white")
assert_equal(black_or_white_key(7575), "black")
assert_equal(black_or_white_key(7576), "white")
assert_equal(black_or_white_key(7577), "white")
assert_equal(black_or_white_key(7578), "black")
assert_equal(black_or_white_key(7579), "white")
assert_equal(black_or_white_key(7580), "black")
assert_equal(black_or_white_key(7581), "white")
assert_equal(black_or_white_key(7582), "black")
assert_equal(black_or_white_key(7583), "white")
assert_equal(black_or_white_key(7584), "white")
assert_equal(black_or_white_key(7585), "black")
assert_equal(black_or_white_key(7586), "white")
assert_equal(black_or_white_key(7587), "black")
assert_equal(black_or_white_key(7588), "white")
assert_equal(black_or_white_key(7589), "white")
assert_equal(black_or_white_key(7590), "black")
assert_equal(black_or_white_key(7591), "white")
assert_equal(black_or_white_key(7592), "black")
assert_equal(black_or_white_key(7593), "white")
assert_equal(black_or_white_key(7594), "black")
assert_equal(black_or_white_key(7595), "white")
assert_equal(black_or_white_key(7596), "white")
assert_equal(black_or_white_key(7597), "black")
assert_equal(black_or_white_key(7598), "white")
assert_equal(black_or_white_key(7599), "black")
assert_equal(black_or_white_key(7600), "white")
assert_equal(black_or_white_key(7601), "white")
assert_equal(black_or_white_key(7602), "black")
assert_equal(black_or_white_key(7603), "white")
assert_equal(black_or_white_key(7604), "black")
assert_equal(black_or_white_key(7605), "white")
assert_equal(black_or_white_key(7606), "black")
assert_equal(black_or_white_key(7607), "white")
assert_equal(black_or_white_key(7608), "white")
assert_equal(black_or_white_key(7609), "black")
assert_equal(black_or_white_key(7610), "white")
assert_equal(black_or_white_key(7611), "black")
assert_equal(black_or_white_key(7612), "white")
assert_equal(black_or_white_key(7613), "white")
assert_equal(black_or_white_key(7614), "black")
assert_equal(black_or_white_key(7615), "white")
assert_equal(black_or_white_key(7616), "black")
assert_equal(black_or_white_key(7617), "white")
assert_equal(black_or_white_key(7618), "black")
assert_equal(black_or_white_key(7619), "white")
assert_equal(black_or_white_key(7620), "white")
assert_equal(black_or_white_key(7621), "black")
assert_equal(black_or_white_key(7622), "white")
assert_equal(black_or_white_key(7623), "black")
assert_equal(black_or_white_key(7624), "white")
assert_equal(black_or_white_key(7625), "white")
assert_equal(black_or_white_key(7626), "black")
assert_equal(black_or_white_key(7627), "white")
assert_equal(black_or_white_key(7628), "black")
assert_equal(black_or_white_key(7629), "white")
assert_equal(black_or_white_key(7630), "black")
assert_equal(black_or_white_key(7631), "white")
assert_equal(black_or_white_key(7632), "white")
assert_equal(black_or_white_key(7633), "black")
assert_equal(black_or_white_key(7634), "white")
assert_equal(black_or_white_key(7635), "black")
assert_equal(black_or_white_key(7636), "white")
assert_equal(black_or_white_key(7637), "white")
assert_equal(black_or_white_key(7638), "black")
assert_equal(black_or_white_key(7639), "white")
assert_equal(black_or_white_key(7640), "black")
assert_equal(black_or_white_key(7641), "white")
assert_equal(black_or_white_key(7642), "black")
assert_equal(black_or_white_key(7643), "white")
assert_equal(black_or_white_key(7644), "white")
assert_equal(black_or_white_key(7645), "black")
assert_equal(black_or_white_key(7646), "white")
assert_equal(black_or_white_key(7647), "black")
assert_equal(black_or_white_key(7648), "white")
assert_equal(black_or_white_key(7649), "white")
assert_equal(black_or_white_key(7650), "black")
assert_equal(black_or_white_key(7651), "white")
assert_equal(black_or_white_key(7652), "black")
assert_equal(black_or_white_key(7653), "white")
assert_equal(black_or_white_key(7654), "black")
assert_equal(black_or_white_key(7655), "white")
assert_equal(black_or_white_key(7656), "white")
assert_equal(black_or_white_key(7657), "white")
assert_equal(black_or_white_key(7658), "black")
assert_equal(black_or_white_key(7659), "white")
assert_equal(black_or_white_key(7660), "white")
assert_equal(black_or_white_key(7661), "black")
assert_equal(black_or_white_key(7662), "white")
assert_equal(black_or_white_key(7663), "black")
assert_equal(black_or_white_key(7664), "white")
assert_equal(black_or_white_key(7665), "white")
assert_equal(black_or_white_key(7666), "black")
assert_equal(black_or_white_key(7667), "white")
assert_equal(black_or_white_key(7668), "black")
assert_equal(black_or_white_key(7669), "white")
assert_equal(black_or_white_key(7670), "black")
assert_equal(black_or_white_key(7671), "white")
assert_equal(black_or_white_key(7672), "white")
assert_equal(black_or_white_key(7673), "black")
assert_equal(black_or_white_key(7674), "white")
assert_equal(black_or_white_key(7675), "black")
assert_equal(black_or_white_key(7676), "white")
assert_equal(black_or_white_key(7677), "white")
assert_equal(black_or_white_key(7678), "black")
assert_equal(black_or_white_key(7679), "white")
assert_equal(black_or_white_key(7680), "black")
assert_equal(black_or_white_key(7681), "white")
assert_equal(black_or_white_key(7682), "black")
assert_equal(black_or_white_key(7683), "white")
assert_equal(black_or_white_key(7684), "white")
assert_equal(black_or_white_key(7685), "black")
assert_equal(black_or_white_key(7686), "white")
assert_equal(black_or_white_key(7687), "black")
assert_equal(black_or_white_key(7688), "white")
assert_equal(black_or_white_key(7689), "white")
assert_equal(black_or_white_key(7690), "black")
assert_equal(black_or_white_key(7691), "white")
assert_equal(black_or_white_key(7692), "black")
assert_equal(black_or_white_key(7693), "white")
assert_equal(black_or_white_key(7694), "black")
assert_equal(black_or_white_key(7695), "white")
assert_equal(black_or_white_key(7696), "white")
assert_equal(black_or_white_key(7697), "black")
assert_equal(black_or_white_key(7698), "white")
assert_equal(black_or_white_key(7699), "black")
assert_equal(black_or_white_key(7700), "white")
assert_equal(black_or_white_key(7701), "white")
assert_equal(black_or_white_key(7702), "black")
assert_equal(black_or_white_key(7703), "white")
assert_equal(black_or_white_key(7704), "black")
assert_equal(black_or_white_key(7705), "white")
assert_equal(black_or_white_key(7706), "black")
assert_equal(black_or_white_key(7707), "white")
assert_equal(black_or_white_key(7708), "white")
assert_equal(black_or_white_key(7709), "black")
assert_equal(black_or_white_key(7710), "white")
assert_equal(black_or_white_key(7711), "black")
assert_equal(black_or_white_key(7712), "white")
assert_equal(black_or_white_key(7713), "white")
assert_equal(black_or_white_key(7714), "black")
assert_equal(black_or_white_key(7715), "white")
assert_equal(black_or_white_key(7716), "black")
assert_equal(black_or_white_key(7717), "white")
assert_equal(black_or_white_key(7718), "black")
assert_equal(black_or_white_key(7719), "white")
assert_equal(black_or_white_key(7720), "white")
assert_equal(black_or_white_key(7721), "black")
assert_equal(black_or_white_key(7722), "white")
assert_equal(black_or_white_key(7723), "black")
assert_equal(black_or_white_key(7724), "white")
assert_equal(black_or_white_key(7725), "white")
assert_equal(black_or_white_key(7726), "black")
assert_equal(black_or_white_key(7727), "white")
assert_equal(black_or_white_key(7728), "black")
assert_equal(black_or_white_key(7729), "white")
assert_equal(black_or_white_key(7730), "black")
assert_equal(black_or_white_key(7731), "white")
assert_equal(black_or_white_key(7732), "white")
assert_equal(black_or_white_key(7733), "black")
assert_equal(black_or_white_key(7734), "white")
assert_equal(black_or_white_key(7735), "black")
assert_equal(black_or_white_key(7736), "white")
assert_equal(black_or_white_key(7737), "white")
assert_equal(black_or_white_key(7738), "black")
assert_equal(black_or_white_key(7739), "white")
assert_equal(black_or_white_key(7740), "black")
assert_equal(black_or_white_key(7741), "white")
assert_equal(black_or_white_key(7742), "black")
assert_equal(black_or_white_key(7743), "white")
assert_equal(black_or_white_key(7744), "white")
assert_equal(black_or_white_key(7745), "white")
assert_equal(black_or_white_key(7746), "black")
assert_equal(black_or_white_key(7747), "white")
assert_equal(black_or_white_key(7748), "white")
assert_equal(black_or_white_key(7749), "black")
assert_equal(black_or_white_key(7750), "white")
assert_equal(black_or_white_key(7751), "black")
assert_equal(black_or_white_key(7752), "white")
assert_equal(black_or_white_key(7753), "white")
assert_equal(black_or_white_key(7754), "black")
assert_equal(black_or_white_key(7755), "white")
assert_equal(black_or_white_key(7756), "black")
assert_equal(black_or_white_key(7757), "white")
assert_equal(black_or_white_key(7758), "black")
assert_equal(black_or_white_key(7759), "white")
assert_equal(black_or_white_key(7760), "white")
assert_equal(black_or_white_key(7761), "black")
assert_equal(black_or_white_key(7762), "white")
assert_equal(black_or_white_key(7763), "black")
assert_equal(black_or_white_key(7764), "white")
assert_equal(black_or_white_key(7765), "white")
assert_equal(black_or_white_key(7766), "black")
assert_equal(black_or_white_key(7767), "white")
assert_equal(black_or_white_key(7768), "black")
assert_equal(black_or_white_key(7769), "white")
assert_equal(black_or_white_key(7770), "black")
assert_equal(black_or_white_key(7771), "white")
assert_equal(black_or_white_key(7772), "white")
assert_equal(black_or_white_key(7773), "black")
assert_equal(black_or_white_key(7774), "white")
assert_equal(black_or_white_key(7775), "black")
assert_equal(black_or_white_key(7776), "white")
assert_equal(black_or_white_key(7777), "white")
assert_equal(black_or_white_key(7778), "black")
assert_equal(black_or_white_key(7779), "white")
assert_equal(black_or_white_key(7780), "black")
assert_equal(black_or_white_key(7781), "white")
assert_equal(black_or_white_key(7782), "black")
assert_equal(black_or_white_key(7783), "white")
assert_equal(black_or_white_key(7784), "white")
assert_equal(black_or_white_key(7785), "black")
assert_equal(black_or_white_key(7786), "white")
assert_equal(black_or_white_key(7787), "black")
assert_equal(black_or_white_key(7788), "white")
assert_equal(black_or_white_key(7789), "white")
assert_equal(black_or_white_key(7790), "black")
assert_equal(black_or_white_key(7791), "white")
assert_equal(black_or_white_key(7792), "black")
assert_equal(black_or_white_key(7793), "white")
assert_equal(black_or_white_key(7794), "black")
assert_equal(black_or_white_key(7795), "white")
assert_equal(black_or_white_key(7796), "white")
assert_equal(black_or_white_key(7797), "black")
assert_equal(black_or_white_key(7798), "white")
assert_equal(black_or_white_key(7799), "black")
assert_equal(black_or_white_key(7800), "white")
assert_equal(black_or_white_key(7801), "white")
assert_equal(black_or_white_key(7802), "black")
assert_equal(black_or_white_key(7803), "white")
assert_equal(black_or_white_key(7804), "black")
assert_equal(black_or_white_key(7805), "white")
assert_equal(black_or_white_key(7806), "black")
assert_equal(black_or_white_key(7807), "white")
assert_equal(black_or_white_key(7808), "white")
assert_equal(black_or_white_key(7809), "black")
assert_equal(black_or_white_key(7810), "white")
assert_equal(black_or_white_key(7811), "black")
assert_equal(black_or_white_key(7812), "white")
assert_equal(black_or_white_key(7813), "white")
assert_equal(black_or_white_key(7814), "black")
assert_equal(black_or_white_key(7815), "white")
assert_equal(black_or_white_key(7816), "black")
assert_equal(black_or_white_key(7817), "white")
assert_equal(black_or_white_key(7818), "black")
assert_equal(black_or_white_key(7819), "white")
assert_equal(black_or_white_key(7820), "white")
assert_equal(black_or_white_key(7821), "black")
assert_equal(black_or_white_key(7822), "white")
assert_equal(black_or_white_key(7823), "black")
assert_equal(black_or_white_key(7824), "white")
assert_equal(black_or_white_key(7825), "white")
assert_equal(black_or_white_key(7826), "black")
assert_equal(black_or_white_key(7827), "white")
assert_equal(black_or_white_key(7828), "black")
assert_equal(black_or_white_key(7829), "white")
assert_equal(black_or_white_key(7830), "black")
assert_equal(black_or_white_key(7831), "white")
assert_equal(black_or_white_key(7832), "white")
assert_equal(black_or_white_key(7833), "white")
assert_equal(black_or_white_key(7834), "black")
assert_equal(black_or_white_key(7835), "white")
assert_equal(black_or_white_key(7836), "white")
assert_equal(black_or_white_key(7837), "black")
assert_equal(black_or_white_key(7838), "white")
assert_equal(black_or_white_key(7839), "black")
assert_equal(black_or_white_key(7840), "white")
assert_equal(black_or_white_key(7841), "white")
assert_equal(black_or_white_key(7842), "black")
assert_equal(black_or_white_key(7843), "white")
assert_equal(black_or_white_key(7844), "black")
assert_equal(black_or_white_key(7845), "white")
assert_equal(black_or_white_key(7846), "black")
assert_equal(black_or_white_key(7847), "white")
assert_equal(black_or_white_key(7848), "white")
assert_equal(black_or_white_key(7849), "black")
assert_equal(black_or_white_key(7850), "white")
assert_equal(black_or_white_key(7851), "black")
assert_equal(black_or_white_key(7852), "white")
assert_equal(black_or_white_key(7853), "white")
assert_equal(black_or_white_key(7854), "black")
assert_equal(black_or_white_key(7855), "white")
assert_equal(black_or_white_key(7856), "black")
assert_equal(black_or_white_key(7857), "white")
assert_equal(black_or_white_key(7858), "black")
assert_equal(black_or_white_key(7859), "white")
assert_equal(black_or_white_key(7860), "white")
assert_equal(black_or_white_key(7861), "black")
assert_equal(black_or_white_key(7862), "white")
assert_equal(black_or_white_key(7863), "black")
assert_equal(black_or_white_key(7864), "white")
assert_equal(black_or_white_key(7865), "white")
assert_equal(black_or_white_key(7866), "black")
assert_equal(black_or_white_key(7867), "white")
assert_equal(black_or_white_key(7868), "black")
assert_equal(black_or_white_key(7869), "white")
assert_equal(black_or_white_key(7870), "black")
assert_equal(black_or_white_key(7871), "white")
assert_equal(black_or_white_key(7872), "white")
assert_equal(black_or_white_key(7873), "black")
assert_equal(black_or_white_key(7874), "white")
assert_equal(black_or_white_key(7875), "black")
assert_equal(black_or_white_key(7876), "white")
assert_equal(black_or_white_key(7877), "white")
assert_equal(black_or_white_key(7878), "black")
assert_equal(black_or_white_key(7879), "white")
assert_equal(black_or_white_key(7880), "black")
assert_equal(black_or_white_key(7881), "white")
assert_equal(black_or_white_key(7882), "black")
assert_equal(black_or_white_key(7883), "white")
assert_equal(black_or_white_key(7884), "white")
assert_equal(black_or_white_key(7885), "black")
assert_equal(black_or_white_key(7886), "white")
assert_equal(black_or_white_key(7887), "black")
assert_equal(black_or_white_key(7888), "white")
assert_equal(black_or_white_key(7889), "white")
assert_equal(black_or_white_key(7890), "black")
assert_equal(black_or_white_key(7891), "white")
assert_equal(black_or_white_key(7892), "black")
assert_equal(black_or_white_key(7893), "white")
assert_equal(black_or_white_key(7894), "black")
assert_equal(black_or_white_key(7895), "white")
assert_equal(black_or_white_key(7896), "white")
assert_equal(black_or_white_key(7897), "black")
assert_equal(black_or_white_key(7898), "white")
assert_equal(black_or_white_key(7899), "black")
assert_equal(black_or_white_key(7900), "white")
assert_equal(black_or_white_key(7901), "white")
assert_equal(black_or_white_key(7902), "black")
assert_equal(black_or_white_key(7903), "white")
assert_equal(black_or_white_key(7904), "black")
assert_equal(black_or_white_key(7905), "white")
assert_equal(black_or_white_key(7906), "black")
assert_equal(black_or_white_key(7907), "white")
assert_equal(black_or_white_key(7908), "white")
assert_equal(black_or_white_key(7909), "black")
assert_equal(black_or_white_key(7910), "white")
assert_equal(black_or_white_key(7911), "black")
assert_equal(black_or_white_key(7912), "white")
assert_equal(black_or_white_key(7913), "white")
assert_equal(black_or_white_key(7914), "black")
assert_equal(black_or_white_key(7915), "white")
assert_equal(black_or_white_key(7916), "black")
assert_equal(black_or_white_key(7917), "white")
assert_equal(black_or_white_key(7918), "black")
assert_equal(black_or_white_key(7919), "white")
assert_equal(black_or_white_key(7920), "white")
assert_equal(black_or_white_key(7921), "white")
assert_equal(black_or_white_key(7922), "black")
assert_equal(black_or_white_key(7923), "white")
assert_equal(black_or_white_key(7924), "white")
assert_equal(black_or_white_key(7925), "black")
assert_equal(black_or_white_key(7926), "white")
assert_equal(black_or_white_key(7927), "black")
assert_equal(black_or_white_key(7928), "white")
assert_equal(black_or_white_key(7929), "white")
assert_equal(black_or_white_key(7930), "black")
assert_equal(black_or_white_key(7931), "white")
assert_equal(black_or_white_key(7932), "black")
assert_equal(black_or_white_key(7933), "white")
assert_equal(black_or_white_key(7934), "black")
assert_equal(black_or_white_key(7935), "white")
assert_equal(black_or_white_key(7936), "white")
assert_equal(black_or_white_key(7937), "black")
assert_equal(black_or_white_key(7938), "white")
assert_equal(black_or_white_key(7939), "black")
assert_equal(black_or_white_key(7940), "white")
assert_equal(black_or_white_key(7941), "white")
assert_equal(black_or_white_key(7942), "black")
assert_equal(black_or_white_key(7943), "white")
assert_equal(black_or_white_key(7944), "black")
assert_equal(black_or_white_key(7945), "white")
assert_equal(black_or_white_key(7946), "black")
assert_equal(black_or_white_key(7947), "white")
assert_equal(black_or_white_key(7948), "white")
assert_equal(black_or_white_key(7949), "black")
assert_equal(black_or_white_key(7950), "white")
assert_equal(black_or_white_key(7951), "black")
assert_equal(black_or_white_key(7952), "white")
assert_equal(black_or_white_key(7953), "white")
assert_equal(black_or_white_key(7954), "black")
assert_equal(black_or_white_key(7955), "white")
assert_equal(black_or_white_key(7956), "black")
assert_equal(black_or_white_key(7957), "white")
assert_equal(black_or_white_key(7958), "black")
assert_equal(black_or_white_key(7959), "white")
assert_equal(black_or_white_key(7960), "white")
assert_equal(black_or_white_key(7961), "black")
assert_equal(black_or_white_key(7962), "white")
assert_equal(black_or_white_key(7963), "black")
assert_equal(black_or_white_key(7964), "white")
assert_equal(black_or_white_key(7965), "white")
assert_equal(black_or_white_key(7966), "black")
assert_equal(black_or_white_key(7967), "white")
assert_equal(black_or_white_key(7968), "black")
assert_equal(black_or_white_key(7969), "white")
assert_equal(black_or_white_key(7970), "black")
assert_equal(black_or_white_key(7971), "white")
assert_equal(black_or_white_key(7972), "white")
assert_equal(black_or_white_key(7973), "black")
assert_equal(black_or_white_key(7974), "white")
assert_equal(black_or_white_key(7975), "black")
assert_equal(black_or_white_key(7976), "white")
assert_equal(black_or_white_key(7977), "white")
assert_equal(black_or_white_key(7978), "black")
assert_equal(black_or_white_key(7979), "white")
assert_equal(black_or_white_key(7980), "black")
assert_equal(black_or_white_key(7981), "white")
assert_equal(black_or_white_key(7982), "black")
assert_equal(black_or_white_key(7983), "white")
assert_equal(black_or_white_key(7984), "white")
assert_equal(black_or_white_key(7985), "black")
assert_equal(black_or_white_key(7986), "white")
assert_equal(black_or_white_key(7987), "black")
assert_equal(black_or_white_key(7988), "white")
assert_equal(black_or_white_key(7989), "white")
assert_equal(black_or_white_key(7990), "black")
assert_equal(black_or_white_key(7991), "white")
assert_equal(black_or_white_key(7992), "black")
assert_equal(black_or_white_key(7993), "white")
assert_equal(black_or_white_key(7994), "black")
assert_equal(black_or_white_key(7995), "white")
assert_equal(black_or_white_key(7996), "white")
assert_equal(black_or_white_key(7997), "black")
assert_equal(black_or_white_key(7998), "white")
assert_equal(black_or_white_key(7999), "black")
assert_equal(black_or_white_key(8000), "white")
assert_equal(black_or_white_key(8001), "white")
assert_equal(black_or_white_key(8002), "black")
assert_equal(black_or_white_key(8003), "white")
assert_equal(black_or_white_key(8004), "black")
assert_equal(black_or_white_key(8005), "white")
assert_equal(black_or_white_key(8006), "black")
assert_equal(black_or_white_key(8007), "white")
assert_equal(black_or_white_key(8008), "white")
assert_equal(black_or_white_key(8009), "white")
assert_equal(black_or_white_key(8010), "black")
assert_equal(black_or_white_key(8011), "white")
assert_equal(black_or_white_key(8012), "white")
assert_equal(black_or_white_key(8013), "black")
assert_equal(black_or_white_key(8014), "white")
assert_equal(black_or_white_key(8015), "black")
assert_equal(black_or_white_key(8016), "white")
assert_equal(black_or_white_key(8017), "white")
assert_equal(black_or_white_key(8018), "black")
assert_equal(black_or_white_key(8019), "white")
assert_equal(black_or_white_key(8020), "black")
assert_equal(black_or_white_key(8021), "white")
assert_equal(black_or_white_key(8022), "black")
assert_equal(black_or_white_key(8023), "white")
assert_equal(black_or_white_key(8024), "white")
assert_equal(black_or_white_key(8025), "black")
assert_equal(black_or_white_key(8026), "white")
assert_equal(black_or_white_key(8027), "black")
assert_equal(black_or_white_key(8028), "white")
assert_equal(black_or_white_key(8029), "white")
assert_equal(black_or_white_key(8030), "black")
assert_equal(black_or_white_key(8031), "white")
assert_equal(black_or_white_key(8032), "black")
assert_equal(black_or_white_key(8033), "white")
assert_equal(black_or_white_key(8034), "black")
assert_equal(black_or_white_key(8035), "white")
assert_equal(black_or_white_key(8036), "white")
assert_equal(black_or_white_key(8037), "black")
assert_equal(black_or_white_key(8038), "white")
assert_equal(black_or_white_key(8039), "black")
assert_equal(black_or_white_key(8040), "white")
assert_equal(black_or_white_key(8041), "white")
assert_equal(black_or_white_key(8042), "black")
assert_equal(black_or_white_key(8043), "white")
assert_equal(black_or_white_key(8044), "black")
assert_equal(black_or_white_key(8045), "white")
assert_equal(black_or_white_key(8046), "black")
assert_equal(black_or_white_key(8047), "white")
assert_equal(black_or_white_key(8048), "white")
assert_equal(black_or_white_key(8049), "black")
assert_equal(black_or_white_key(8050), "white")
assert_equal(black_or_white_key(8051), "black")
assert_equal(black_or_white_key(8052), "white")
assert_equal(black_or_white_key(8053), "white")
assert_equal(black_or_white_key(8054), "black")
assert_equal(black_or_white_key(8055), "white")
assert_equal(black_or_white_key(8056), "black")
assert_equal(black_or_white_key(8057), "white")
assert_equal(black_or_white_key(8058), "black")
assert_equal(black_or_white_key(8059), "white")
assert_equal(black_or_white_key(8060), "white")
assert_equal(black_or_white_key(8061), "black")
assert_equal(black_or_white_key(8062), "white")
assert_equal(black_or_white_key(8063), "black")
assert_equal(black_or_white_key(8064), "white")
assert_equal(black_or_white_key(8065), "white")
assert_equal(black_or_white_key(8066), "black")
assert_equal(black_or_white_key(8067), "white")
assert_equal(black_or_white_key(8068), "black")
assert_equal(black_or_white_key(8069), "white")
assert_equal(black_or_white_key(8070), "black")
assert_equal(black_or_white_key(8071), "white")
assert_equal(black_or_white_key(8072), "white")
assert_equal(black_or_white_key(8073), "black")
assert_equal(black_or_white_key(8074), "white")
assert_equal(black_or_white_key(8075), "black")
assert_equal(black_or_white_key(8076), "white")
assert_equal(black_or_white_key(8077), "white")
assert_equal(black_or_white_key(8078), "black")
assert_equal(black_or_white_key(8079), "white")
assert_equal(black_or_white_key(8080), "black")
assert_equal(black_or_white_key(8081), "white")
assert_equal(black_or_white_key(8082), "black")
assert_equal(black_or_white_key(8083), "white")
assert_equal(black_or_white_key(8084), "white")
assert_equal(black_or_white_key(8085), "black")
assert_equal(black_or_white_key(8086), "white")
assert_equal(black_or_white_key(8087), "black")
assert_equal(black_or_white_key(8088), "white")
assert_equal(black_or_white_key(8089), "white")
assert_equal(black_or_white_key(8090), "black")
assert_equal(black_or_white_key(8091), "white")
assert_equal(black_or_white_key(8092), "black")
assert_equal(black_or_white_key(8093), "white")
assert_equal(black_or_white_key(8094), "black")
assert_equal(black_or_white_key(8095), "white")
assert_equal(black_or_white_key(8096), "white")
assert_equal(black_or_white_key(8097), "white")
assert_equal(black_or_white_key(8098), "black")
assert_equal(black_or_white_key(8099), "white")
assert_equal(black_or_white_key(8100), "white")
assert_equal(black_or_white_key(8101), "black")
assert_equal(black_or_white_key(8102), "white")
assert_equal(black_or_white_key(8103), "black")
assert_equal(black_or_white_key(8104), "white")
assert_equal(black_or_white_key(8105), "white")
assert_equal(black_or_white_key(8106), "black")
assert_equal(black_or_white_key(8107), "white")
assert_equal(black_or_white_key(8108), "black")
assert_equal(black_or_white_key(8109), "white")
assert_equal(black_or_white_key(8110), "black")
assert_equal(black_or_white_key(8111), "white")
assert_equal(black_or_white_key(8112), "white")
assert_equal(black_or_white_key(8113), "black")
assert_equal(black_or_white_key(8114), "white")
assert_equal(black_or_white_key(8115), "black")
assert_equal(black_or_white_key(8116), "white")
assert_equal(black_or_white_key(8117), "white")
assert_equal(black_or_white_key(8118), "black")
assert_equal(black_or_white_key(8119), "white")
assert_equal(black_or_white_key(8120), "black")
assert_equal(black_or_white_key(8121), "white")
assert_equal(black_or_white_key(8122), "black")
assert_equal(black_or_white_key(8123), "white")
assert_equal(black_or_white_key(8124), "white")
assert_equal(black_or_white_key(8125), "black")
assert_equal(black_or_white_key(8126), "white")
assert_equal(black_or_white_key(8127), "black")
assert_equal(black_or_white_key(8128), "white")
assert_equal(black_or_white_key(8129), "white")
assert_equal(black_or_white_key(8130), "black")
assert_equal(black_or_white_key(8131), "white")
assert_equal(black_or_white_key(8132), "black")
assert_equal(black_or_white_key(8133), "white")
assert_equal(black_or_white_key(8134), "black")
assert_equal(black_or_white_key(8135), "white")
assert_equal(black_or_white_key(8136), "white")
assert_equal(black_or_white_key(8137), "black")
assert_equal(black_or_white_key(8138), "white")
assert_equal(black_or_white_key(8139), "black")
assert_equal(black_or_white_key(8140), "white")
assert_equal(black_or_white_key(8141), "white")
assert_equal(black_or_white_key(8142), "black")
assert_equal(black_or_white_key(8143), "white")
assert_equal(black_or_white_key(8144), "black")
assert_equal(black_or_white_key(8145), "white")
assert_equal(black_or_white_key(8146), "black")
assert_equal(black_or_white_key(8147), "white")
assert_equal(black_or_white_key(8148), "white")
assert_equal(black_or_white_key(8149), "black")
assert_equal(black_or_white_key(8150), "white")
assert_equal(black_or_white_key(8151), "black")
assert_equal(black_or_white_key(8152), "white")
assert_equal(black_or_white_key(8153), "white")
assert_equal(black_or_white_key(8154), "black")
assert_equal(black_or_white_key(8155), "white")
assert_equal(black_or_white_key(8156), "black")
assert_equal(black_or_white_key(8157), "white")
assert_equal(black_or_white_key(8158), "black")
assert_equal(black_or_white_key(8159), "white")
assert_equal(black_or_white_key(8160), "white")
assert_equal(black_or_white_key(8161), "black")
assert_equal(black_or_white_key(8162), "white")
assert_equal(black_or_white_key(8163), "black")
assert_equal(black_or_white_key(8164), "white")
assert_equal(black_or_white_key(8165), "white")
assert_equal(black_or_white_key(8166), "black")
assert_equal(black_or_white_key(8167), "white")
assert_equal(black_or_white_key(8168), "black")
assert_equal(black_or_white_key(8169), "white")
assert_equal(black_or_white_key(8170), "black")
assert_equal(black_or_white_key(8171), "white")
assert_equal(black_or_white_key(8172), "white")
assert_equal(black_or_white_key(8173), "black")
assert_equal(black_or_white_key(8174), "white")
assert_equal(black_or_white_key(8175), "black")
assert_equal(black_or_white_key(8176), "white")
assert_equal(black_or_white_key(8177), "white")
assert_equal(black_or_white_key(8178), "black")
assert_equal(black_or_white_key(8179), "white")
assert_equal(black_or_white_key(8180), "black")
assert_equal(black_or_white_key(8181), "white")
assert_equal(black_or_white_key(8182), "black")
assert_equal(black_or_white_key(8183), "white")
assert_equal(black_or_white_key(8184), "white")
assert_equal(black_or_white_key(8185), "white")
assert_equal(black_or_white_key(8186), "black")
assert_equal(black_or_white_key(8187), "white")
assert_equal(black_or_white_key(8188), "white")
assert_equal(black_or_white_key(8189), "black")
assert_equal(black_or_white_key(8190), "white")
assert_equal(black_or_white_key(8191), "black")
assert_equal(black_or_white_key(8192), "white")
assert_equal(black_or_white_key(8193), "white")
assert_equal(black_or_white_key(8194), "black")
assert_equal(black_or_white_key(8195), "white")
assert_equal(black_or_white_key(8196), "black")
assert_equal(black_or_white_key(8197), "white")
assert_equal(black_or_white_key(8198), "black")
assert_equal(black_or_white_key(8199), "white")
assert_equal(black_or_white_key(8200), "white")
assert_equal(black_or_white_key(8201), "black")
assert_equal(black_or_white_key(8202), "white")
assert_equal(black_or_white_key(8203), "black")
assert_equal(black_or_white_key(8204), "white")
assert_equal(black_or_white_key(8205), "white")
assert_equal(black_or_white_key(8206), "black")
assert_equal(black_or_white_key(8207), "white")
assert_equal(black_or_white_key(8208), "black")
assert_equal(black_or_white_key(8209), "white")
assert_equal(black_or_white_key(8210), "black")
assert_equal(black_or_white_key(8211), "white")
assert_equal(black_or_white_key(8212), "white")
assert_equal(black_or_white_key(8213), "black")
assert_equal(black_or_white_key(8214), "white")
assert_equal(black_or_white_key(8215), "black")
assert_equal(black_or_white_key(8216), "white")
assert_equal(black_or_white_key(8217), "white")
assert_equal(black_or_white_key(8218), "black")
assert_equal(black_or_white_key(8219), "white")
assert_equal(black_or_white_key(8220), "black")
assert_equal(black_or_white_key(8221), "white")
assert_equal(black_or_white_key(8222), "black")
assert_equal(black_or_white_key(8223), "white")
assert_equal(black_or_white_key(8224), "white")
assert_equal(black_or_white_key(8225), "black")
assert_equal(black_or_white_key(8226), "white")
assert_equal(black_or_white_key(8227), "black")
assert_equal(black_or_white_key(8228), "white")
assert_equal(black_or_white_key(8229), "white")
assert_equal(black_or_white_key(8230), "black")
assert_equal(black_or_white_key(8231), "white")
assert_equal(black_or_white_key(8232), "black")
assert_equal(black_or_white_key(8233), "white")
assert_equal(black_or_white_key(8234), "black")
assert_equal(black_or_white_key(8235), "white")
assert_equal(black_or_white_key(8236), "white")
assert_equal(black_or_white_key(8237), "black")
assert_equal(black_or_white_key(8238), "white")
assert_equal(black_or_white_key(8239), "black")
assert_equal(black_or_white_key(8240), "white")
assert_equal(black_or_white_key(8241), "white")
assert_equal(black_or_white_key(8242), "black")
assert_equal(black_or_white_key(8243), "white")
assert_equal(black_or_white_key(8244), "black")
assert_equal(black_or_white_key(8245), "white")
assert_equal(black_or_white_key(8246), "black")
assert_equal(black_or_white_key(8247), "white")
assert_equal(black_or_white_key(8248), "white")
assert_equal(black_or_white_key(8249), "black")
assert_equal(black_or_white_key(8250), "white")
assert_equal(black_or_white_key(8251), "black")
assert_equal(black_or_white_key(8252), "white")
assert_equal(black_or_white_key(8253), "white")
assert_equal(black_or_white_key(8254), "black")
assert_equal(black_or_white_key(8255), "white")
assert_equal(black_or_white_key(8256), "black")
assert_equal(black_or_white_key(8257), "white")
assert_equal(black_or_white_key(8258), "black")
assert_equal(black_or_white_key(8259), "white")
assert_equal(black_or_white_key(8260), "white")
assert_equal(black_or_white_key(8261), "black")
assert_equal(black_or_white_key(8262), "white")
assert_equal(black_or_white_key(8263), "black")
assert_equal(black_or_white_key(8264), "white")
assert_equal(black_or_white_key(8265), "white")
assert_equal(black_or_white_key(8266), "black")
assert_equal(black_or_white_key(8267), "white")
assert_equal(black_or_white_key(8268), "black")
assert_equal(black_or_white_key(8269), "white")
assert_equal(black_or_white_key(8270), "black")
assert_equal(black_or_white_key(8271), "white")
assert_equal(black_or_white_key(8272), "white")
assert_equal(black_or_white_key(8273), "white")
assert_equal(black_or_white_key(8274), "black")
assert_equal(black_or_white_key(8275), "white")
assert_equal(black_or_white_key(8276), "white")
assert_equal(black_or_white_key(8277), "black")
assert_equal(black_or_white_key(8278), "white")
assert_equal(black_or_white_key(8279), "black")
assert_equal(black_or_white_key(8280), "white")
assert_equal(black_or_white_key(8281), "white")
assert_equal(black_or_white_key(8282), "black")
assert_equal(black_or_white_key(8283), "white")
assert_equal(black_or_white_key(8284), "black")
assert_equal(black_or_white_key(8285), "white")
assert_equal(black_or_white_key(8286), "black")
assert_equal(black_or_white_key(8287), "white")
assert_equal(black_or_white_key(8288), "white")
assert_equal(black_or_white_key(8289), "black")
assert_equal(black_or_white_key(8290), "white")
assert_equal(black_or_white_key(8291), "black")
assert_equal(black_or_white_key(8292), "white")
assert_equal(black_or_white_key(8293), "white")
assert_equal(black_or_white_key(8294), "black")
assert_equal(black_or_white_key(8295), "white")
assert_equal(black_or_white_key(8296), "black")
assert_equal(black_or_white_key(8297), "white")
assert_equal(black_or_white_key(8298), "black")
assert_equal(black_or_white_key(8299), "white")
assert_equal(black_or_white_key(8300), "white")
assert_equal(black_or_white_key(8301), "black")
assert_equal(black_or_white_key(8302), "white")
assert_equal(black_or_white_key(8303), "black")
assert_equal(black_or_white_key(8304), "white")
assert_equal(black_or_white_key(8305), "white")
assert_equal(black_or_white_key(8306), "black")
assert_equal(black_or_white_key(8307), "white")
assert_equal(black_or_white_key(8308), "black")
assert_equal(black_or_white_key(8309), "white")
assert_equal(black_or_white_key(8310), "black")
assert_equal(black_or_white_key(8311), "white")
assert_equal(black_or_white_key(8312), "white")
assert_equal(black_or_white_key(8313), "black")
assert_equal(black_or_white_key(8314), "white")
assert_equal(black_or_white_key(8315), "black")
assert_equal(black_or_white_key(8316), "white")
assert_equal(black_or_white_key(8317), "white")
assert_equal(black_or_white_key(8318), "black")
assert_equal(black_or_white_key(8319), "white")
assert_equal(black_or_white_key(8320), "black")
assert_equal(black_or_white_key(8321), "white")
assert_equal(black_or_white_key(8322), "black")
assert_equal(black_or_white_key(8323), "white")
assert_equal(black_or_white_key(8324), "white")
assert_equal(black_or_white_key(8325), "black")
assert_equal(black_or_white_key(8326), "white")
assert_equal(black_or_white_key(8327), "black")
assert_equal(black_or_white_key(8328), "white")
assert_equal(black_or_white_key(8329), "white")
assert_equal(black_or_white_key(8330), "black")
assert_equal(black_or_white_key(8331), "white")
assert_equal(black_or_white_key(8332), "black")
assert_equal(black_or_white_key(8333), "white")
assert_equal(black_or_white_key(8334), "black")
assert_equal(black_or_white_key(8335), "white")
assert_equal(black_or_white_key(8336), "white")
assert_equal(black_or_white_key(8337), "black")
assert_equal(black_or_white_key(8338), "white")
assert_equal(black_or_white_key(8339), "black")
assert_equal(black_or_white_key(8340), "white")
assert_equal(black_or_white_key(8341), "white")
assert_equal(black_or_white_key(8342), "black")
assert_equal(black_or_white_key(8343), "white")
assert_equal(black_or_white_key(8344), "black")
assert_equal(black_or_white_key(8345), "white")
assert_equal(black_or_white_key(8346), "black")
assert_equal(black_or_white_key(8347), "white")
assert_equal(black_or_white_key(8348), "white")
assert_equal(black_or_white_key(8349), "black")
assert_equal(black_or_white_key(8350), "white")
assert_equal(black_or_white_key(8351), "black")
assert_equal(black_or_white_key(8352), "white")
assert_equal(black_or_white_key(8353), "white")
assert_equal(black_or_white_key(8354), "black")
assert_equal(black_or_white_key(8355), "white")
assert_equal(black_or_white_key(8356), "black")
assert_equal(black_or_white_key(8357), "white")
assert_equal(black_or_white_key(8358), "black")
assert_equal(black_or_white_key(8359), "white")
assert_equal(black_or_white_key(8360), "white")
assert_equal(black_or_white_key(8361), "white")
assert_equal(black_or_white_key(8362), "black")
assert_equal(black_or_white_key(8363), "white")
assert_equal(black_or_white_key(8364), "white")
assert_equal(black_or_white_key(8365), "black")
assert_equal(black_or_white_key(8366), "white")
assert_equal(black_or_white_key(8367), "black")
assert_equal(black_or_white_key(8368), "white")
assert_equal(black_or_white_key(8369), "white")
assert_equal(black_or_white_key(8370), "black")
assert_equal(black_or_white_key(8371), "white")
assert_equal(black_or_white_key(8372), "black")
assert_equal(black_or_white_key(8373), "white")
assert_equal(black_or_white_key(8374), "black")
assert_equal(black_or_white_key(8375), "white")
assert_equal(black_or_white_key(8376), "white")
assert_equal(black_or_white_key(8377), "black")
assert_equal(black_or_white_key(8378), "white")
assert_equal(black_or_white_key(8379), "black")
assert_equal(black_or_white_key(8380), "white")
assert_equal(black_or_white_key(8381), "white")
assert_equal(black_or_white_key(8382), "black")
assert_equal(black_or_white_key(8383), "white")
assert_equal(black_or_white_key(8384), "black")
assert_equal(black_or_white_key(8385), "white")
assert_equal(black_or_white_key(8386), "black")
assert_equal(black_or_white_key(8387), "white")
assert_equal(black_or_white_key(8388), "white")
assert_equal(black_or_white_key(8389), "black")
assert_equal(black_or_white_key(8390), "white")
assert_equal(black_or_white_key(8391), "black")
assert_equal(black_or_white_key(8392), "white")
assert_equal(black_or_white_key(8393), "white")
assert_equal(black_or_white_key(8394), "black")
assert_equal(black_or_white_key(8395), "white")
assert_equal(black_or_white_key(8396), "black")
assert_equal(black_or_white_key(8397), "white")
assert_equal(black_or_white_key(8398), "black")
assert_equal(black_or_white_key(8399), "white")
assert_equal(black_or_white_key(8400), "white")
assert_equal(black_or_white_key(8401), "black")
assert_equal(black_or_white_key(8402), "white")
assert_equal(black_or_white_key(8403), "black")
assert_equal(black_or_white_key(8404), "white")
assert_equal(black_or_white_key(8405), "white")
assert_equal(black_or_white_key(8406), "black")
assert_equal(black_or_white_key(8407), "white")
assert_equal(black_or_white_key(8408), "black")
assert_equal(black_or_white_key(8409), "white")
assert_equal(black_or_white_key(8410), "black")
assert_equal(black_or_white_key(8411), "white")
assert_equal(black_or_white_key(8412), "white")
assert_equal(black_or_white_key(8413), "black")
assert_equal(black_or_white_key(8414), "white")
assert_equal(black_or_white_key(8415), "black")
assert_equal(black_or_white_key(8416), "white")
assert_equal(black_or_white_key(8417), "white")
assert_equal(black_or_white_key(8418), "black")
assert_equal(black_or_white_key(8419), "white")
assert_equal(black_or_white_key(8420), "black")
assert_equal(black_or_white_key(8421), "white")
assert_equal(black_or_white_key(8422), "black")
assert_equal(black_or_white_key(8423), "white")
assert_equal(black_or_white_key(8424), "white")
assert_equal(black_or_white_key(8425), "black")
assert_equal(black_or_white_key(8426), "white")
assert_equal(black_or_white_key(8427), "black")
assert_equal(black_or_white_key(8428), "white")
assert_equal(black_or_white_key(8429), "white")
assert_equal(black_or_white_key(8430), "black")
assert_equal(black_or_white_key(8431), "white")
assert_equal(black_or_white_key(8432), "black")
assert_equal(black_or_white_key(8433), "white")
assert_equal(black_or_white_key(8434), "black")
assert_equal(black_or_white_key(8435), "white")
assert_equal(black_or_white_key(8436), "white")
assert_equal(black_or_white_key(8437), "black")
assert_equal(black_or_white_key(8438), "white")
assert_equal(black_or_white_key(8439), "black")
assert_equal(black_or_white_key(8440), "white")
assert_equal(black_or_white_key(8441), "white")
assert_equal(black_or_white_key(8442), "black")
assert_equal(black_or_white_key(8443), "white")
assert_equal(black_or_white_key(8444), "black")
assert_equal(black_or_white_key(8445), "white")
assert_equal(black_or_white_key(8446), "black")
assert_equal(black_or_white_key(8447), "white")
assert_equal(black_or_white_key(8448), "white")
assert_equal(black_or_white_key(8449), "white")
assert_equal(black_or_white_key(8450), "black")
assert_equal(black_or_white_key(8451), "white")
assert_equal(black_or_white_key(8452), "white")
assert_equal(black_or_white_key(8453), "black")
assert_equal(black_or_white_key(8454), "white")
assert_equal(black_or_white_key(8455), "black")
assert_equal(black_or_white_key(8456), "white")
assert_equal(black_or_white_key(8457), "white")
assert_equal(black_or_white_key(8458), "black")
assert_equal(black_or_white_key(8459), "white")
assert_equal(black_or_white_key(8460), "black")
assert_equal(black_or_white_key(8461), "white")
assert_equal(black_or_white_key(8462), "black")
assert_equal(black_or_white_key(8463), "white")
assert_equal(black_or_white_key(8464), "white")
assert_equal(black_or_white_key(8465), "black")
assert_equal(black_or_white_key(8466), "white")
assert_equal(black_or_white_key(8467), "black")
assert_equal(black_or_white_key(8468), "white")
assert_equal(black_or_white_key(8469), "white")
assert_equal(black_or_white_key(8470), "black")
assert_equal(black_or_white_key(8471), "white")
assert_equal(black_or_white_key(8472), "black")
assert_equal(black_or_white_key(8473), "white")
assert_equal(black_or_white_key(8474), "black")
assert_equal(black_or_white_key(8475), "white")
assert_equal(black_or_white_key(8476), "white")
assert_equal(black_or_white_key(8477), "black")
assert_equal(black_or_white_key(8478), "white")
assert_equal(black_or_white_key(8479), "black")
assert_equal(black_or_white_key(8480), "white")
assert_equal(black_or_white_key(8481), "white")
assert_equal(black_or_white_key(8482), "black")
assert_equal(black_or_white_key(8483), "white")
assert_equal(black_or_white_key(8484), "black")
assert_equal(black_or_white_key(8485), "white")
assert_equal(black_or_white_key(8486), "black")
assert_equal(black_or_white_key(8487), "white")
assert_equal(black_or_white_key(8488), "white")
assert_equal(black_or_white_key(8489), "black")
assert_equal(black_or_white_key(8490), "white")
assert_equal(black_or_white_key(8491), "black")
assert_equal(black_or_white_key(8492), "white")
assert_equal(black_or_white_key(8493), "white")
assert_equal(black_or_white_key(8494), "black")
assert_equal(black_or_white_key(8495), "white")
assert_equal(black_or_white_key(8496), "black")
assert_equal(black_or_white_key(8497), "white")
assert_equal(black_or_white_key(8498), "black")
assert_equal(black_or_white_key(8499), "white")
assert_equal(black_or_white_key(8500), "white")
assert_equal(black_or_white_key(8501), "black")
assert_equal(black_or_white_key(8502), "white")
assert_equal(black_or_white_key(8503), "black")
assert_equal(black_or_white_key(8504), "white")
assert_equal(black_or_white_key(8505), "white")
assert_equal(black_or_white_key(8506), "black")
assert_equal(black_or_white_key(8507), "white")
assert_equal(black_or_white_key(8508), "black")
assert_equal(black_or_white_key(8509), "white")
assert_equal(black_or_white_key(8510), "black")
assert_equal(black_or_white_key(8511), "white")
assert_equal(black_or_white_key(8512), "white")
assert_equal(black_or_white_key(8513), "black")
assert_equal(black_or_white_key(8514), "white")
assert_equal(black_or_white_key(8515), "black")
assert_equal(black_or_white_key(8516), "white")
assert_equal(black_or_white_key(8517), "white")
assert_equal(black_or_white_key(8518), "black")
assert_equal(black_or_white_key(8519), "white")
assert_equal(black_or_white_key(8520), "black")
assert_equal(black_or_white_key(8521), "white")
assert_equal(black_or_white_key(8522), "black")
assert_equal(black_or_white_key(8523), "white")
assert_equal(black_or_white_key(8524), "white")
assert_equal(black_or_white_key(8525), "black")
assert_equal(black_or_white_key(8526), "white")
assert_equal(black_or_white_key(8527), "black")
assert_equal(black_or_white_key(8528), "white")
assert_equal(black_or_white_key(8529), "white")
assert_equal(black_or_white_key(8530), "black")
assert_equal(black_or_white_key(8531), "white")
assert_equal(black_or_white_key(8532), "black")
assert_equal(black_or_white_key(8533), "white")
assert_equal(black_or_white_key(8534), "black")
assert_equal(black_or_white_key(8535), "white")
assert_equal(black_or_white_key(8536), "white")
assert_equal(black_or_white_key(8537), "white")
assert_equal(black_or_white_key(8538), "black")
assert_equal(black_or_white_key(8539), "white")
assert_equal(black_or_white_key(8540), "white")
assert_equal(black_or_white_key(8541), "black")
assert_equal(black_or_white_key(8542), "white")
assert_equal(black_or_white_key(8543), "black")
assert_equal(black_or_white_key(8544), "white")
assert_equal(black_or_white_key(8545), "white")
assert_equal(black_or_white_key(8546), "black")
assert_equal(black_or_white_key(8547), "white")
assert_equal(black_or_white_key(8548), "black")
assert_equal(black_or_white_key(8549), "white")
assert_equal(black_or_white_key(8550), "black")
assert_equal(black_or_white_key(8551), "white")
assert_equal(black_or_white_key(8552), "white")
assert_equal(black_or_white_key(8553), "black")
assert_equal(black_or_white_key(8554), "white")
assert_equal(black_or_white_key(8555), "black")
assert_equal(black_or_white_key(8556), "white")
assert_equal(black_or_white_key(8557), "white")
assert_equal(black_or_white_key(8558), "black")
assert_equal(black_or_white_key(8559), "white")
assert_equal(black_or_white_key(8560), "black")
assert_equal(black_or_white_key(8561), "white")
assert_equal(black_or_white_key(8562), "black")
assert_equal(black_or_white_key(8563), "white")
assert_equal(black_or_white_key(8564), "white")
assert_equal(black_or_white_key(8565), "black")
assert_equal(black_or_white_key(8566), "white")
assert_equal(black_or_white_key(8567), "black")
assert_equal(black_or_white_key(8568), "white")
assert_equal(black_or_white_key(8569), "white")
assert_equal(black_or_white_key(8570), "black")
assert_equal(black_or_white_key(8571), "white")
assert_equal(black_or_white_key(8572), "black")
assert_equal(black_or_white_key(8573), "white")
assert_equal(black_or_white_key(8574), "black")
assert_equal(black_or_white_key(8575), "white")
assert_equal(black_or_white_key(8576), "white")
assert_equal(black_or_white_key(8577), "black")
assert_equal(black_or_white_key(8578), "white")
assert_equal(black_or_white_key(8579), "black")
assert_equal(black_or_white_key(8580), "white")
assert_equal(black_or_white_key(8581), "white")
assert_equal(black_or_white_key(8582), "black")
assert_equal(black_or_white_key(8583), "white")
assert_equal(black_or_white_key(8584), "black")
assert_equal(black_or_white_key(8585), "white")
assert_equal(black_or_white_key(8586), "black")
assert_equal(black_or_white_key(8587), "white")
assert_equal(black_or_white_key(8588), "white")
assert_equal(black_or_white_key(8589), "black")
assert_equal(black_or_white_key(8590), "white")
assert_equal(black_or_white_key(8591), "black")
assert_equal(black_or_white_key(8592), "white")
assert_equal(black_or_white_key(8593), "white")
assert_equal(black_or_white_key(8594), "black")
assert_equal(black_or_white_key(8595), "white")
assert_equal(black_or_white_key(8596), "black")
assert_equal(black_or_white_key(8597), "white")
assert_equal(black_or_white_key(8598), "black")
assert_equal(black_or_white_key(8599), "white")
assert_equal(black_or_white_key(8600), "white")
assert_equal(black_or_white_key(8601), "black")
assert_equal(black_or_white_key(8602), "white")
assert_equal(black_or_white_key(8603), "black")
assert_equal(black_or_white_key(8604), "white")
assert_equal(black_or_white_key(8605), "white")
assert_equal(black_or_white_key(8606), "black")
assert_equal(black_or_white_key(8607), "white")
assert_equal(black_or_white_key(8608), "black")
assert_equal(black_or_white_key(8609), "white")
assert_equal(black_or_white_key(8610), "black")
assert_equal(black_or_white_key(8611), "white")
assert_equal(black_or_white_key(8612), "white")
assert_equal(black_or_white_key(8613), "black")
assert_equal(black_or_white_key(8614), "white")
assert_equal(black_or_white_key(8615), "black")
assert_equal(black_or_white_key(8616), "white")
assert_equal(black_or_white_key(8617), "white")
assert_equal(black_or_white_key(8618), "black")
assert_equal(black_or_white_key(8619), "white")
assert_equal(black_or_white_key(8620), "black")
assert_equal(black_or_white_key(8621), "white")
assert_equal(black_or_white_key(8622), "black")
assert_equal(black_or_white_key(8623), "white")
assert_equal(black_or_white_key(8624), "white")
assert_equal(black_or_white_key(8625), "white")
assert_equal(black_or_white_key(8626), "black")
assert_equal(black_or_white_key(8627), "white")
assert_equal(black_or_white_key(8628), "white")
assert_equal(black_or_white_key(8629), "black")
assert_equal(black_or_white_key(8630), "white")
assert_equal(black_or_white_key(8631), "black")
assert_equal(black_or_white_key(8632), "white")
assert_equal(black_or_white_key(8633), "white")
assert_equal(black_or_white_key(8634), "black")
assert_equal(black_or_white_key(8635), "white")
assert_equal(black_or_white_key(8636), "black")
assert_equal(black_or_white_key(8637), "white")
assert_equal(black_or_white_key(8638), "black")
assert_equal(black_or_white_key(8639), "white")
assert_equal(black_or_white_key(8640), "white")
assert_equal(black_or_white_key(8641), "black")
assert_equal(black_or_white_key(8642), "white")
assert_equal(black_or_white_key(8643), "black")
assert_equal(black_or_white_key(8644), "white")
assert_equal(black_or_white_key(8645), "white")
assert_equal(black_or_white_key(8646), "black")
assert_equal(black_or_white_key(8647), "white")
assert_equal(black_or_white_key(8648), "black")
assert_equal(black_or_white_key(8649), "white")
assert_equal(black_or_white_key(8650), "black")
assert_equal(black_or_white_key(8651), "white")
assert_equal(black_or_white_key(8652), "white")
assert_equal(black_or_white_key(8653), "black")
assert_equal(black_or_white_key(8654), "white")
assert_equal(black_or_white_key(8655), "black")
assert_equal(black_or_white_key(8656), "white")
assert_equal(black_or_white_key(8657), "white")
assert_equal(black_or_white_key(8658), "black")
assert_equal(black_or_white_key(8659), "white")
assert_equal(black_or_white_key(8660), "black")
assert_equal(black_or_white_key(8661), "white")
assert_equal(black_or_white_key(8662), "black")
assert_equal(black_or_white_key(8663), "white")
assert_equal(black_or_white_key(8664), "white")
assert_equal(black_or_white_key(8665), "black")
assert_equal(black_or_white_key(8666), "white")
assert_equal(black_or_white_key(8667), "black")
assert_equal(black_or_white_key(8668), "white")
assert_equal(black_or_white_key(8669), "white")
assert_equal(black_or_white_key(8670), "black")
assert_equal(black_or_white_key(8671), "white")
assert_equal(black_or_white_key(8672), "black")
assert_equal(black_or_white_key(8673), "white")
assert_equal(black_or_white_key(8674), "black")
assert_equal(black_or_white_key(8675), "white")
assert_equal(black_or_white_key(8676), "white")
assert_equal(black_or_white_key(8677), "black")
assert_equal(black_or_white_key(8678), "white")
assert_equal(black_or_white_key(8679), "black")
assert_equal(black_or_white_key(8680), "white")
assert_equal(black_or_white_key(8681), "white")
assert_equal(black_or_white_key(8682), "black")
assert_equal(black_or_white_key(8683), "white")
assert_equal(black_or_white_key(8684), "black")
assert_equal(black_or_white_key(8685), "white")
assert_equal(black_or_white_key(8686), "black")
assert_equal(black_or_white_key(8687), "white")
assert_equal(black_or_white_key(8688), "white")
assert_equal(black_or_white_key(8689), "black")
assert_equal(black_or_white_key(8690), "white")
assert_equal(black_or_white_key(8691), "black")
assert_equal(black_or_white_key(8692), "white")
assert_equal(black_or_white_key(8693), "white")
assert_equal(black_or_white_key(8694), "black")
assert_equal(black_or_white_key(8695), "white")
assert_equal(black_or_white_key(8696), "black")
assert_equal(black_or_white_key(8697), "white")
assert_equal(black_or_white_key(8698), "black")
assert_equal(black_or_white_key(8699), "white")
assert_equal(black_or_white_key(8700), "white")
assert_equal(black_or_white_key(8701), "black")
assert_equal(black_or_white_key(8702), "white")
assert_equal(black_or_white_key(8703), "black")
assert_equal(black_or_white_key(8704), "white")
assert_equal(black_or_white_key(8705), "white")
assert_equal(black_or_white_key(8706), "black")
assert_equal(black_or_white_key(8707), "white")
assert_equal(black_or_white_key(8708), "black")
assert_equal(black_or_white_key(8709), "white")
assert_equal(black_or_white_key(8710), "black")
assert_equal(black_or_white_key(8711), "white")
assert_equal(black_or_white_key(8712), "white")
assert_equal(black_or_white_key(8713), "white")
assert_equal(black_or_white_key(8714), "black")
assert_equal(black_or_white_key(8715), "white")
assert_equal(black_or_white_key(8716), "white")
assert_equal(black_or_white_key(8717), "black")
assert_equal(black_or_white_key(8718), "white")
assert_equal(black_or_white_key(8719), "black")
assert_equal(black_or_white_key(8720), "white")
assert_equal(black_or_white_key(8721), "white")
assert_equal(black_or_white_key(8722), "black")
assert_equal(black_or_white_key(8723), "white")
assert_equal(black_or_white_key(8724), "black")
assert_equal(black_or_white_key(8725), "white")
assert_equal(black_or_white_key(8726), "black")
assert_equal(black_or_white_key(8727), "white")
assert_equal(black_or_white_key(8728), "white")
assert_equal(black_or_white_key(8729), "black")
assert_equal(black_or_white_key(8730), "white")
assert_equal(black_or_white_key(8731), "black")
assert_equal(black_or_white_key(8732), "white")
assert_equal(black_or_white_key(8733), "white")
assert_equal(black_or_white_key(8734), "black")
assert_equal(black_or_white_key(8735), "white")
assert_equal(black_or_white_key(8736), "black")
assert_equal(black_or_white_key(8737), "white")
assert_equal(black_or_white_key(8738), "black")
assert_equal(black_or_white_key(8739), "white")
assert_equal(black_or_white_key(8740), "white")
assert_equal(black_or_white_key(8741), "black")
assert_equal(black_or_white_key(8742), "white")
assert_equal(black_or_white_key(8743), "black")
assert_equal(black_or_white_key(8744), "white")
assert_equal(black_or_white_key(8745), "white")
assert_equal(black_or_white_key(8746), "black")
assert_equal(black_or_white_key(8747), "white")
assert_equal(black_or_white_key(8748), "black")
assert_equal(black_or_white_key(8749), "white")
assert_equal(black_or_white_key(8750), "black")
assert_equal(black_or_white_key(8751), "white")
assert_equal(black_or_white_key(8752), "white")
assert_equal(black_or_white_key(8753), "black")
assert_equal(black_or_white_key(8754), "white")
assert_equal(black_or_white_key(8755), "black")
assert_equal(black_or_white_key(8756), "white")
assert_equal(black_or_white_key(8757), "white")
assert_equal(black_or_white_key(8758), "black")
assert_equal(black_or_white_key(8759), "white")
assert_equal(black_or_white_key(8760), "black")
assert_equal(black_or_white_key(8761), "white")
assert_equal(black_or_white_key(8762), "black")
assert_equal(black_or_white_key(8763), "white")
assert_equal(black_or_white_key(8764), "white")
assert_equal(black_or_white_key(8765), "black")
assert_equal(black_or_white_key(8766), "white")
assert_equal(black_or_white_key(8767), "black")
assert_equal(black_or_white_key(8768), "white")
assert_equal(black_or_white_key(8769), "white")
assert_equal(black_or_white_key(8770), "black")
assert_equal(black_or_white_key(8771), "white")
assert_equal(black_or_white_key(8772), "black")
assert_equal(black_or_white_key(8773), "white")
assert_equal(black_or_white_key(8774), "black")
assert_equal(black_or_white_key(8775), "white")
assert_equal(black_or_white_key(8776), "white")
assert_equal(black_or_white_key(8777), "black")
assert_equal(black_or_white_key(8778), "white")
assert_equal(black_or_white_key(8779), "black")
assert_equal(black_or_white_key(8780), "white")
assert_equal(black_or_white_key(8781), "white")
assert_equal(black_or_white_key(8782), "black")
assert_equal(black_or_white_key(8783), "white")
assert_equal(black_or_white_key(8784), "black")
assert_equal(black_or_white_key(8785), "white")
assert_equal(black_or_white_key(8786), "black")
assert_equal(black_or_white_key(8787), "white")
assert_equal(black_or_white_key(8788), "white")
assert_equal(black_or_white_key(8789), "black")
assert_equal(black_or_white_key(8790), "white")
assert_equal(black_or_white_key(8791), "black")
assert_equal(black_or_white_key(8792), "white")
assert_equal(black_or_white_key(8793), "white")
assert_equal(black_or_white_key(8794), "black")
assert_equal(black_or_white_key(8795), "white")
assert_equal(black_or_white_key(8796), "black")
assert_equal(black_or_white_key(8797), "white")
assert_equal(black_or_white_key(8798), "black")
assert_equal(black_or_white_key(8799), "white")
assert_equal(black_or_white_key(8800), "white")
assert_equal(black_or_white_key(8801), "white")
assert_equal(black_or_white_key(8802), "black")
assert_equal(black_or_white_key(8803), "white")
assert_equal(black_or_white_key(8804), "white")
assert_equal(black_or_white_key(8805), "black")
assert_equal(black_or_white_key(8806), "white")
assert_equal(black_or_white_key(8807), "black")
assert_equal(black_or_white_key(8808), "white")
assert_equal(black_or_white_key(8809), "white")
assert_equal(black_or_white_key(8810), "black")
assert_equal(black_or_white_key(8811), "white")
assert_equal(black_or_white_key(8812), "black")
assert_equal(black_or_white_key(8813), "white")
assert_equal(black_or_white_key(8814), "black")
assert_equal(black_or_white_key(8815), "white")
assert_equal(black_or_white_key(8816), "white")
assert_equal(black_or_white_key(8817), "black")
assert_equal(black_or_white_key(8818), "white")
assert_equal(black_or_white_key(8819), "black")
assert_equal(black_or_white_key(8820), "white")
assert_equal(black_or_white_key(8821), "white")
assert_equal(black_or_white_key(8822), "black")
assert_equal(black_or_white_key(8823), "white")
assert_equal(black_or_white_key(8824), "black")
assert_equal(black_or_white_key(8825), "white")
assert_equal(black_or_white_key(8826), "black")
assert_equal(black_or_white_key(8827), "white")
assert_equal(black_or_white_key(8828), "white")
assert_equal(black_or_white_key(8829), "black")
assert_equal(black_or_white_key(8830), "white")
assert_equal(black_or_white_key(8831), "black")
assert_equal(black_or_white_key(8832), "white")
assert_equal(black_or_white_key(8833), "white")
assert_equal(black_or_white_key(8834), "black")
assert_equal(black_or_white_key(8835), "white")
assert_equal(black_or_white_key(8836), "black")
assert_equal(black_or_white_key(8837), "white")
assert_equal(black_or_white_key(8838), "black")
assert_equal(black_or_white_key(8839), "white")
assert_equal(black_or_white_key(8840), "white")
assert_equal(black_or_white_key(8841), "black")
assert_equal(black_or_white_key(8842), "white")
assert_equal(black_or_white_key(8843), "black")
assert_equal(black_or_white_key(8844), "white")
assert_equal(black_or_white_key(8845), "white")
assert_equal(black_or_white_key(8846), "black")
assert_equal(black_or_white_key(8847), "white")
assert_equal(black_or_white_key(8848), "black")
assert_equal(black_or_white_key(8849), "white")
assert_equal(black_or_white_key(8850), "black")
assert_equal(black_or_white_key(8851), "white")
assert_equal(black_or_white_key(8852), "white")
assert_equal(black_or_white_key(8853), "black")
assert_equal(black_or_white_key(8854), "white")
assert_equal(black_or_white_key(8855), "black")
assert_equal(black_or_white_key(8856), "white")
assert_equal(black_or_white_key(8857), "white")
assert_equal(black_or_white_key(8858), "black")
assert_equal(black_or_white_key(8859), "white")
assert_equal(black_or_white_key(8860), "black")
assert_equal(black_or_white_key(8861), "white")
assert_equal(black_or_white_key(8862), "black")
assert_equal(black_or_white_key(8863), "white")
assert_equal(black_or_white_key(8864), "white")
assert_equal(black_or_white_key(8865), "black")
assert_equal(black_or_white_key(8866), "white")
assert_equal(black_or_white_key(8867), "black")
assert_equal(black_or_white_key(8868), "white")
assert_equal(black_or_white_key(8869), "white")
assert_equal(black_or_white_key(8870), "black")
assert_equal(black_or_white_key(8871), "white")
assert_equal(black_or_white_key(8872), "black")
assert_equal(black_or_white_key(8873), "white")
assert_equal(black_or_white_key(8874), "black")
assert_equal(black_or_white_key(8875), "white")
assert_equal(black_or_white_key(8876), "white")
assert_equal(black_or_white_key(8877), "black")
assert_equal(black_or_white_key(8878), "white")
assert_equal(black_or_white_key(8879), "black")
assert_equal(black_or_white_key(8880), "white")
assert_equal(black_or_white_key(8881), "white")
assert_equal(black_or_white_key(8882), "black")
assert_equal(black_or_white_key(8883), "white")
assert_equal(black_or_white_key(8884), "black")
assert_equal(black_or_white_key(8885), "white")
assert_equal(black_or_white_key(8886), "black")
assert_equal(black_or_white_key(8887), "white")
assert_equal(black_or_white_key(8888), "white")
assert_equal(black_or_white_key(8889), "white")
assert_equal(black_or_white_key(8890), "black")
assert_equal(black_or_white_key(8891), "white")
assert_equal(black_or_white_key(8892), "white")
assert_equal(black_or_white_key(8893), "black")
assert_equal(black_or_white_key(8894), "white")
assert_equal(black_or_white_key(8895), "black")
assert_equal(black_or_white_key(8896), "white")
assert_equal(black_or_white_key(8897), "white")
assert_equal(black_or_white_key(8898), "black")
assert_equal(black_or_white_key(8899), "white")
assert_equal(black_or_white_key(8900), "black")
assert_equal(black_or_white_key(8901), "white")
assert_equal(black_or_white_key(8902), "black")
assert_equal(black_or_white_key(8903), "white")
assert_equal(black_or_white_key(8904), "white")
assert_equal(black_or_white_key(8905), "black")
assert_equal(black_or_white_key(8906), "white")
assert_equal(black_or_white_key(8907), "black")
assert_equal(black_or_white_key(8908), "white")
assert_equal(black_or_white_key(8909), "white")
assert_equal(black_or_white_key(8910), "black")
assert_equal(black_or_white_key(8911), "white")
assert_equal(black_or_white_key(8912), "black")
assert_equal(black_or_white_key(8913), "white")
assert_equal(black_or_white_key(8914), "black")
assert_equal(black_or_white_key(8915), "white")
assert_equal(black_or_white_key(8916), "white")
assert_equal(black_or_white_key(8917), "black")
assert_equal(black_or_white_key(8918), "white")
assert_equal(black_or_white_key(8919), "black")
assert_equal(black_or_white_key(8920), "white")
assert_equal(black_or_white_key(8921), "white")
assert_equal(black_or_white_key(8922), "black")
assert_equal(black_or_white_key(8923), "white")
assert_equal(black_or_white_key(8924), "black")
assert_equal(black_or_white_key(8925), "white")
assert_equal(black_or_white_key(8926), "black")
assert_equal(black_or_white_key(8927), "white")
assert_equal(black_or_white_key(8928), "white")
assert_equal(black_or_white_key(8929), "black")
assert_equal(black_or_white_key(8930), "white")
assert_equal(black_or_white_key(8931), "black")
assert_equal(black_or_white_key(8932), "white")
assert_equal(black_or_white_key(8933), "white")
assert_equal(black_or_white_key(8934), "black")
assert_equal(black_or_white_key(8935), "white")
assert_equal(black_or_white_key(8936), "black")
assert_equal(black_or_white_key(8937), "white")
assert_equal(black_or_white_key(8938), "black")
assert_equal(black_or_white_key(8939), "white")
assert_equal(black_or_white_key(8940), "white")
assert_equal(black_or_white_key(8941), "black")
assert_equal(black_or_white_key(8942), "white")
assert_equal(black_or_white_key(8943), "black")
assert_equal(black_or_white_key(8944), "white")
assert_equal(black_or_white_key(8945), "white")
assert_equal(black_or_white_key(8946), "black")
assert_equal(black_or_white_key(8947), "white")
assert_equal(black_or_white_key(8948), "black")
assert_equal(black_or_white_key(8949), "white")
assert_equal(black_or_white_key(8950), "black")
assert_equal(black_or_white_key(8951), "white")
assert_equal(black_or_white_key(8952), "white")
assert_equal(black_or_white_key(8953), "black")
assert_equal(black_or_white_key(8954), "white")
assert_equal(black_or_white_key(8955), "black")
assert_equal(black_or_white_key(8956), "white")
assert_equal(black_or_white_key(8957), "white")
assert_equal(black_or_white_key(8958), "black")
assert_equal(black_or_white_key(8959), "white")
assert_equal(black_or_white_key(8960), "black")
assert_equal(black_or_white_key(8961), "white")
assert_equal(black_or_white_key(8962), "black")
assert_equal(black_or_white_key(8963), "white")
assert_equal(black_or_white_key(8964), "white")
assert_equal(black_or_white_key(8965), "black")
assert_equal(black_or_white_key(8966), "white")
assert_equal(black_or_white_key(8967), "black")
assert_equal(black_or_white_key(8968), "white")
assert_equal(black_or_white_key(8969), "white")
assert_equal(black_or_white_key(8970), "black")
assert_equal(black_or_white_key(8971), "white")
assert_equal(black_or_white_key(8972), "black")
assert_equal(black_or_white_key(8973), "white")
assert_equal(black_or_white_key(8974), "black")
assert_equal(black_or_white_key(8975), "white")
assert_equal(black_or_white_key(8976), "white")
assert_equal(black_or_white_key(8977), "white")
assert_equal(black_or_white_key(8978), "black")
assert_equal(black_or_white_key(8979), "white")
assert_equal(black_or_white_key(8980), "white")
assert_equal(black_or_white_key(8981), "black")
assert_equal(black_or_white_key(8982), "white")
assert_equal(black_or_white_key(8983), "black")
assert_equal(black_or_white_key(8984), "white")
assert_equal(black_or_white_key(8985), "white")
assert_equal(black_or_white_key(8986), "black")
assert_equal(black_or_white_key(8987), "white")
assert_equal(black_or_white_key(8988), "black")
assert_equal(black_or_white_key(8989), "white")
assert_equal(black_or_white_key(8990), "black")
assert_equal(black_or_white_key(8991), "white")
assert_equal(black_or_white_key(8992), "white")
assert_equal(black_or_white_key(8993), "black")
assert_equal(black_or_white_key(8994), "white")
assert_equal(black_or_white_key(8995), "black")
assert_equal(black_or_white_key(8996), "white")
assert_equal(black_or_white_key(8997), "white")
assert_equal(black_or_white_key(8998), "black")
assert_equal(black_or_white_key(8999), "white")
assert_equal(black_or_white_key(9000), "black")
assert_equal(black_or_white_key(9001), "white")
assert_equal(black_or_white_key(9002), "black")
assert_equal(black_or_white_key(9003), "white")
assert_equal(black_or_white_key(9004), "white")
assert_equal(black_or_white_key(9005), "black")
assert_equal(black_or_white_key(9006), "white")
assert_equal(black_or_white_key(9007), "black")
assert_equal(black_or_white_key(9008), "white")
assert_equal(black_or_white_key(9009), "white")
assert_equal(black_or_white_key(9010), "black")
assert_equal(black_or_white_key(9011), "white")
assert_equal(black_or_white_key(9012), "black")
assert_equal(black_or_white_key(9013), "white")
assert_equal(black_or_white_key(9014), "black")
assert_equal(black_or_white_key(9015), "white")
assert_equal(black_or_white_key(9016), "white")
assert_equal(black_or_white_key(9017), "black")
assert_equal(black_or_white_key(9018), "white")
assert_equal(black_or_white_key(9019), "black")
assert_equal(black_or_white_key(9020), "white")
assert_equal(black_or_white_key(9021), "white")
assert_equal(black_or_white_key(9022), "black")
assert_equal(black_or_white_key(9023), "white")
assert_equal(black_or_white_key(9024), "black")
assert_equal(black_or_white_key(9025), "white")
assert_equal(black_or_white_key(9026), "black")
assert_equal(black_or_white_key(9027), "white")
assert_equal(black_or_white_key(9028), "white")
assert_equal(black_or_white_key(9029), "black")
assert_equal(black_or_white_key(9030), "white")
assert_equal(black_or_white_key(9031), "black")
assert_equal(black_or_white_key(9032), "white")
assert_equal(black_or_white_key(9033), "white")
assert_equal(black_or_white_key(9034), "black")
assert_equal(black_or_white_key(9035), "white")
assert_equal(black_or_white_key(9036), "black")
assert_equal(black_or_white_key(9037), "white")
assert_equal(black_or_white_key(9038), "black")
assert_equal(black_or_white_key(9039), "white")
assert_equal(black_or_white_key(9040), "white")
assert_equal(black_or_white_key(9041), "black")
assert_equal(black_or_white_key(9042), "white")
assert_equal(black_or_white_key(9043), "black")
assert_equal(black_or_white_key(9044), "white")
assert_equal(black_or_white_key(9045), "white")
assert_equal(black_or_white_key(9046), "black")
assert_equal(black_or_white_key(9047), "white")
assert_equal(black_or_white_key(9048), "black")
assert_equal(black_or_white_key(9049), "white")
assert_equal(black_or_white_key(9050), "black")
assert_equal(black_or_white_key(9051), "white")
assert_equal(black_or_white_key(9052), "white")
assert_equal(black_or_white_key(9053), "black")
assert_equal(black_or_white_key(9054), "white")
assert_equal(black_or_white_key(9055), "black")
assert_equal(black_or_white_key(9056), "white")
assert_equal(black_or_white_key(9057), "white")
assert_equal(black_or_white_key(9058), "black")
assert_equal(black_or_white_key(9059), "white")
assert_equal(black_or_white_key(9060), "black")
assert_equal(black_or_white_key(9061), "white")
assert_equal(black_or_white_key(9062), "black")
assert_equal(black_or_white_key(9063), "white")
assert_equal(black_or_white_key(9064), "white")
assert_equal(black_or_white_key(9065), "white")
assert_equal(black_or_white_key(9066), "black")
assert_equal(black_or_white_key(9067), "white")
assert_equal(black_or_white_key(9068), "white")
assert_equal(black_or_white_key(9069), "black")
assert_equal(black_or_white_key(9070), "white")
assert_equal(black_or_white_key(9071), "black")
assert_equal(black_or_white_key(9072), "white")
assert_equal(black_or_white_key(9073), "white")
assert_equal(black_or_white_key(9074), "black")
assert_equal(black_or_white_key(9075), "white")
assert_equal(black_or_white_key(9076), "black")
assert_equal(black_or_white_key(9077), "white")
assert_equal(black_or_white_key(9078), "black")
assert_equal(black_or_white_key(9079), "white")
assert_equal(black_or_white_key(9080), "white")
assert_equal(black_or_white_key(9081), "black")
assert_equal(black_or_white_key(9082), "white")
assert_equal(black_or_white_key(9083), "black")
assert_equal(black_or_white_key(9084), "white")
assert_equal(black_or_white_key(9085), "white")
assert_equal(black_or_white_key(9086), "black")
assert_equal(black_or_white_key(9087), "white")
assert_equal(black_or_white_key(9088), "black")
assert_equal(black_or_white_key(9089), "white")
assert_equal(black_or_white_key(9090), "black")
assert_equal(black_or_white_key(9091), "white")
assert_equal(black_or_white_key(9092), "white")
assert_equal(black_or_white_key(9093), "black")
assert_equal(black_or_white_key(9094), "white")
assert_equal(black_or_white_key(9095), "black")
assert_equal(black_or_white_key(9096), "white")
assert_equal(black_or_white_key(9097), "white")
assert_equal(black_or_white_key(9098), "black")
assert_equal(black_or_white_key(9099), "white")
assert_equal(black_or_white_key(9100), "black")
assert_equal(black_or_white_key(9101), "white")
assert_equal(black_or_white_key(9102), "black")
assert_equal(black_or_white_key(9103), "white")
assert_equal(black_or_white_key(9104), "white")
assert_equal(black_or_white_key(9105), "black")
assert_equal(black_or_white_key(9106), "white")
assert_equal(black_or_white_key(9107), "black")
assert_equal(black_or_white_key(9108), "white")
assert_equal(black_or_white_key(9109), "white")
assert_equal(black_or_white_key(9110), "black")
assert_equal(black_or_white_key(9111), "white")
assert_equal(black_or_white_key(9112), "black")
assert_equal(black_or_white_key(9113), "white")
assert_equal(black_or_white_key(9114), "black")
assert_equal(black_or_white_key(9115), "white")
assert_equal(black_or_white_key(9116), "white")
assert_equal(black_or_white_key(9117), "black")
assert_equal(black_or_white_key(9118), "white")
assert_equal(black_or_white_key(9119), "black")
assert_equal(black_or_white_key(9120), "white")
assert_equal(black_or_white_key(9121), "white")
assert_equal(black_or_white_key(9122), "black")
assert_equal(black_or_white_key(9123), "white")
assert_equal(black_or_white_key(9124), "black")
assert_equal(black_or_white_key(9125), "white")
assert_equal(black_or_white_key(9126), "black")
assert_equal(black_or_white_key(9127), "white")
assert_equal(black_or_white_key(9128), "white")
assert_equal(black_or_white_key(9129), "black")
assert_equal(black_or_white_key(9130), "white")
assert_equal(black_or_white_key(9131), "black")
assert_equal(black_or_white_key(9132), "white")
assert_equal(black_or_white_key(9133), "white")
assert_equal(black_or_white_key(9134), "black")
assert_equal(black_or_white_key(9135), "white")
assert_equal(black_or_white_key(9136), "black")
assert_equal(black_or_white_key(9137), "white")
assert_equal(black_or_white_key(9138), "black")
assert_equal(black_or_white_key(9139), "white")
assert_equal(black_or_white_key(9140), "white")
assert_equal(black_or_white_key(9141), "black")
assert_equal(black_or_white_key(9142), "white")
assert_equal(black_or_white_key(9143), "black")
assert_equal(black_or_white_key(9144), "white")
assert_equal(black_or_white_key(9145), "white")
assert_equal(black_or_white_key(9146), "black")
assert_equal(black_or_white_key(9147), "white")
assert_equal(black_or_white_key(9148), "black")
assert_equal(black_or_white_key(9149), "white")
assert_equal(black_or_white_key(9150), "black")
assert_equal(black_or_white_key(9151), "white")
assert_equal(black_or_white_key(9152), "white")
assert_equal(black_or_white_key(9153), "white")
assert_equal(black_or_white_key(9154), "black")
assert_equal(black_or_white_key(9155), "white")
assert_equal(black_or_white_key(9156), "white")
assert_equal(black_or_white_key(9157), "black")
assert_equal(black_or_white_key(9158), "white")
assert_equal(black_or_white_key(9159), "black")
assert_equal(black_or_white_key(9160), "white")
assert_equal(black_or_white_key(9161), "white")
assert_equal(black_or_white_key(9162), "black")
assert_equal(black_or_white_key(9163), "white")
assert_equal(black_or_white_key(9164), "black")
assert_equal(black_or_white_key(9165), "white")
assert_equal(black_or_white_key(9166), "black")
assert_equal(black_or_white_key(9167), "white")
assert_equal(black_or_white_key(9168), "white")
assert_equal(black_or_white_key(9169), "black")
assert_equal(black_or_white_key(9170), "white")
assert_equal(black_or_white_key(9171), "black")
assert_equal(black_or_white_key(9172), "white")
assert_equal(black_or_white_key(9173), "white")
assert_equal(black_or_white_key(9174), "black")
assert_equal(black_or_white_key(9175), "white")
assert_equal(black_or_white_key(9176), "black")
assert_equal(black_or_white_key(9177), "white")
assert_equal(black_or_white_key(9178), "black")
assert_equal(black_or_white_key(9179), "white")
assert_equal(black_or_white_key(9180), "white")
assert_equal(black_or_white_key(9181), "black")
assert_equal(black_or_white_key(9182), "white")
assert_equal(black_or_white_key(9183), "black")
assert_equal(black_or_white_key(9184), "white")
assert_equal(black_or_white_key(9185), "white")
assert_equal(black_or_white_key(9186), "black")
assert_equal(black_or_white_key(9187), "white")
assert_equal(black_or_white_key(9188), "black")
assert_equal(black_or_white_key(9189), "white")
assert_equal(black_or_white_key(9190), "black")
assert_equal(black_or_white_key(9191), "white")
assert_equal(black_or_white_key(9192), "white")
assert_equal(black_or_white_key(9193), "black")
assert_equal(black_or_white_key(9194), "white")
assert_equal(black_or_white_key(9195), "black")
assert_equal(black_or_white_key(9196), "white")
assert_equal(black_or_white_key(9197), "white")
assert_equal(black_or_white_key(9198), "black")
assert_equal(black_or_white_key(9199), "white")
assert_equal(black_or_white_key(9200), "black")
assert_equal(black_or_white_key(9201), "white")
assert_equal(black_or_white_key(9202), "black")
assert_equal(black_or_white_key(9203), "white")
assert_equal(black_or_white_key(9204), "white")
assert_equal(black_or_white_key(9205), "black")
assert_equal(black_or_white_key(9206), "white")
assert_equal(black_or_white_key(9207), "black")
assert_equal(black_or_white_key(9208), "white")
assert_equal(black_or_white_key(9209), "white")
assert_equal(black_or_white_key(9210), "black")
assert_equal(black_or_white_key(9211), "white")
assert_equal(black_or_white_key(9212), "black")
assert_equal(black_or_white_key(9213), "white")
assert_equal(black_or_white_key(9214), "black")
assert_equal(black_or_white_key(9215), "white")
assert_equal(black_or_white_key(9216), "white")
assert_equal(black_or_white_key(9217), "black")
assert_equal(black_or_white_key(9218), "white")
assert_equal(black_or_white_key(9219), "black")
assert_equal(black_or_white_key(9220), "white")
assert_equal(black_or_white_key(9221), "white")
assert_equal(black_or_white_key(9222), "black")
assert_equal(black_or_white_key(9223), "white")
assert_equal(black_or_white_key(9224), "black")
assert_equal(black_or_white_key(9225), "white")
assert_equal(black_or_white_key(9226), "black")
assert_equal(black_or_white_key(9227), "white")
assert_equal(black_or_white_key(9228), "white")
assert_equal(black_or_white_key(9229), "black")
assert_equal(black_or_white_key(9230), "white")
assert_equal(black_or_white_key(9231), "black")
assert_equal(black_or_white_key(9232), "white")
assert_equal(black_or_white_key(9233), "white")
assert_equal(black_or_white_key(9234), "black")
assert_equal(black_or_white_key(9235), "white")
assert_equal(black_or_white_key(9236), "black")
assert_equal(black_or_white_key(9237), "white")
assert_equal(black_or_white_key(9238), "black")
assert_equal(black_or_white_key(9239), "white")
assert_equal(black_or_white_key(9240), "white")
assert_equal(black_or_white_key(9241), "white")
assert_equal(black_or_white_key(9242), "black")
assert_equal(black_or_white_key(9243), "white")
assert_equal(black_or_white_key(9244), "white")
assert_equal(black_or_white_key(9245), "black")
assert_equal(black_or_white_key(9246), "white")
assert_equal(black_or_white_key(9247), "black")
assert_equal(black_or_white_key(9248), "white")
assert_equal(black_or_white_key(9249), "white")
assert_equal(black_or_white_key(9250), "black")
assert_equal(black_or_white_key(9251), "white")
assert_equal(black_or_white_key(9252), "black")
assert_equal(black_or_white_key(9253), "white")
assert_equal(black_or_white_key(9254), "black")
assert_equal(black_or_white_key(9255), "white")
assert_equal(black_or_white_key(9256), "white")
assert_equal(black_or_white_key(9257), "black")
assert_equal(black_or_white_key(9258), "white")
assert_equal(black_or_white_key(9259), "black")
assert_equal(black_or_white_key(9260), "white")
assert_equal(black_or_white_key(9261), "white")
assert_equal(black_or_white_key(9262), "black")
assert_equal(black_or_white_key(9263), "white")
assert_equal(black_or_white_key(9264), "black")
assert_equal(black_or_white_key(9265), "white")
assert_equal(black_or_white_key(9266), "black")
assert_equal(black_or_white_key(9267), "white")
assert_equal(black_or_white_key(9268), "white")
assert_equal(black_or_white_key(9269), "black")
assert_equal(black_or_white_key(9270), "white")
assert_equal(black_or_white_key(9271), "black")
assert_equal(black_or_white_key(9272), "white")
assert_equal(black_or_white_key(9273), "white")
assert_equal(black_or_white_key(9274), "black")
assert_equal(black_or_white_key(9275), "white")
assert_equal(black_or_white_key(9276), "black")
assert_equal(black_or_white_key(9277), "white")
assert_equal(black_or_white_key(9278), "black")
assert_equal(black_or_white_key(9279), "white")
assert_equal(black_or_white_key(9280), "white")
assert_equal(black_or_white_key(9281), "black")
assert_equal(black_or_white_key(9282), "white")
assert_equal(black_or_white_key(9283), "black")
assert_equal(black_or_white_key(9284), "white")
assert_equal(black_or_white_key(9285), "white")
assert_equal(black_or_white_key(9286), "black")
assert_equal(black_or_white_key(9287), "white")
assert_equal(black_or_white_key(9288), "black")
assert_equal(black_or_white_key(9289), "white")
assert_equal(black_or_white_key(9290), "black")
assert_equal(black_or_white_key(9291), "white")
assert_equal(black_or_white_key(9292), "white")
assert_equal(black_or_white_key(9293), "black")
assert_equal(black_or_white_key(9294), "white")
assert_equal(black_or_white_key(9295), "black")
assert_equal(black_or_white_key(9296), "white")
assert_equal(black_or_white_key(9297), "white")
assert_equal(black_or_white_key(9298), "black")
assert_equal(black_or_white_key(9299), "white")
assert_equal(black_or_white_key(9300), "black")
assert_equal(black_or_white_key(9301), "white")
assert_equal(black_or_white_key(9302), "black")
assert_equal(black_or_white_key(9303), "white")
assert_equal(black_or_white_key(9304), "white")
assert_equal(black_or_white_key(9305), "black")
assert_equal(black_or_white_key(9306), "white")
assert_equal(black_or_white_key(9307), "black")
assert_equal(black_or_white_key(9308), "white")
assert_equal(black_or_white_key(9309), "white")
assert_equal(black_or_white_key(9310), "black")
assert_equal(black_or_white_key(9311), "white")
assert_equal(black_or_white_key(9312), "black")
assert_equal(black_or_white_key(9313), "white")
assert_equal(black_or_white_key(9314), "black")
assert_equal(black_or_white_key(9315), "white")
assert_equal(black_or_white_key(9316), "white")
assert_equal(black_or_white_key(9317), "black")
assert_equal(black_or_white_key(9318), "white")
assert_equal(black_or_white_key(9319), "black")
assert_equal(black_or_white_key(9320), "white")
assert_equal(black_or_white_key(9321), "white")
assert_equal(black_or_white_key(9322), "black")
assert_equal(black_or_white_key(9323), "white")
assert_equal(black_or_white_key(9324), "black")
assert_equal(black_or_white_key(9325), "white")
assert_equal(black_or_white_key(9326), "black")
assert_equal(black_or_white_key(9327), "white")
assert_equal(black_or_white_key(9328), "white")
assert_equal(black_or_white_key(9329), "white")
assert_equal(black_or_white_key(9330), "black")
assert_equal(black_or_white_key(9331), "white")
assert_equal(black_or_white_key(9332), "white")
assert_equal(black_or_white_key(9333), "black")
assert_equal(black_or_white_key(9334), "white")
assert_equal(black_or_white_key(9335), "black")
assert_equal(black_or_white_key(9336), "white")
assert_equal(black_or_white_key(9337), "white")
assert_equal(black_or_white_key(9338), "black")
assert_equal(black_or_white_key(9339), "white")
assert_equal(black_or_white_key(9340), "black")
assert_equal(black_or_white_key(9341), "white")
assert_equal(black_or_white_key(9342), "black")
assert_equal(black_or_white_key(9343), "white")
assert_equal(black_or_white_key(9344), "white")
assert_equal(black_or_white_key(9345), "black")
assert_equal(black_or_white_key(9346), "white")
assert_equal(black_or_white_key(9347), "black")
assert_equal(black_or_white_key(9348), "white")
assert_equal(black_or_white_key(9349), "white")
assert_equal(black_or_white_key(9350), "black")
assert_equal(black_or_white_key(9351), "white")
assert_equal(black_or_white_key(9352), "black")
assert_equal(black_or_white_key(9353), "white")
assert_equal(black_or_white_key(9354), "black")
assert_equal(black_or_white_key(9355), "white")
assert_equal(black_or_white_key(9356), "white")
assert_equal(black_or_white_key(9357), "black")
assert_equal(black_or_white_key(9358), "white")
assert_equal(black_or_white_key(9359), "black")
assert_equal(black_or_white_key(9360), "white")
assert_equal(black_or_white_key(9361), "white")
assert_equal(black_or_white_key(9362), "black")
assert_equal(black_or_white_key(9363), "white")
assert_equal(black_or_white_key(9364), "black")
assert_equal(black_or_white_key(9365), "white")
assert_equal(black_or_white_key(9366), "black")
assert_equal(black_or_white_key(9367), "white")
assert_equal(black_or_white_key(9368), "white")
assert_equal(black_or_white_key(9369), "black")
assert_equal(black_or_white_key(9370), "white")
assert_equal(black_or_white_key(9371), "black")
assert_equal(black_or_white_key(9372), "white")
assert_equal(black_or_white_key(9373), "white")
assert_equal(black_or_white_key(9374), "black")
assert_equal(black_or_white_key(9375), "white")
assert_equal(black_or_white_key(9376), "black")
assert_equal(black_or_white_key(9377), "white")
assert_equal(black_or_white_key(9378), "black")
assert_equal(black_or_white_key(9379), "white")
assert_equal(black_or_white_key(9380), "white")
assert_equal(black_or_white_key(9381), "black")
assert_equal(black_or_white_key(9382), "white")
assert_equal(black_or_white_key(9383), "black")
assert_equal(black_or_white_key(9384), "white")
assert_equal(black_or_white_key(9385), "white")
assert_equal(black_or_white_key(9386), "black")
assert_equal(black_or_white_key(9387), "white")
assert_equal(black_or_white_key(9388), "black")
assert_equal(black_or_white_key(9389), "white")
assert_equal(black_or_white_key(9390), "black")
assert_equal(black_or_white_key(9391), "white")
assert_equal(black_or_white_key(9392), "white")
assert_equal(black_or_white_key(9393), "black")
assert_equal(black_or_white_key(9394), "white")
assert_equal(black_or_white_key(9395), "black")
assert_equal(black_or_white_key(9396), "white")
assert_equal(black_or_white_key(9397), "white")
assert_equal(black_or_white_key(9398), "black")
assert_equal(black_or_white_key(9399), "white")
assert_equal(black_or_white_key(9400), "black")
assert_equal(black_or_white_key(9401), "white")
assert_equal(black_or_white_key(9402), "black")
assert_equal(black_or_white_key(9403), "white")
assert_equal(black_or_white_key(9404), "white")
assert_equal(black_or_white_key(9405), "black")
assert_equal(black_or_white_key(9406), "white")
assert_equal(black_or_white_key(9407), "black")
assert_equal(black_or_white_key(9408), "white")
assert_equal(black_or_white_key(9409), "white")
assert_equal(black_or_white_key(9410), "black")
assert_equal(black_or_white_key(9411), "white")
assert_equal(black_or_white_key(9412), "black")
assert_equal(black_or_white_key(9413), "white")
assert_equal(black_or_white_key(9414), "black")
assert_equal(black_or_white_key(9415), "white")
assert_equal(black_or_white_key(9416), "white")
assert_equal(black_or_white_key(9417), "white")
assert_equal(black_or_white_key(9418), "black")
assert_equal(black_or_white_key(9419), "white")
assert_equal(black_or_white_key(9420), "white")
assert_equal(black_or_white_key(9421), "black")
assert_equal(black_or_white_key(9422), "white")
assert_equal(black_or_white_key(9423), "black")
assert_equal(black_or_white_key(9424), "white")
assert_equal(black_or_white_key(9425), "white")
assert_equal(black_or_white_key(9426), "black")
assert_equal(black_or_white_key(9427), "white")
assert_equal(black_or_white_key(9428), "black")
assert_equal(black_or_white_key(9429), "white")
assert_equal(black_or_white_key(9430), "black")
assert_equal(black_or_white_key(9431), "white")
assert_equal(black_or_white_key(9432), "white")
assert_equal(black_or_white_key(9433), "black")
assert_equal(black_or_white_key(9434), "white")
assert_equal(black_or_white_key(9435), "black")
assert_equal(black_or_white_key(9436), "white")
assert_equal(black_or_white_key(9437), "white")
assert_equal(black_or_white_key(9438), "black")
assert_equal(black_or_white_key(9439), "white")
assert_equal(black_or_white_key(9440), "black")
assert_equal(black_or_white_key(9441), "white")
assert_equal(black_or_white_key(9442), "black")
assert_equal(black_or_white_key(9443), "white")
assert_equal(black_or_white_key(9444), "white")
assert_equal(black_or_white_key(9445), "black")
assert_equal(black_or_white_key(9446), "white")
assert_equal(black_or_white_key(9447), "black")
assert_equal(black_or_white_key(9448), "white")
assert_equal(black_or_white_key(9449), "white")
assert_equal(black_or_white_key(9450), "black")
assert_equal(black_or_white_key(9451), "white")
assert_equal(black_or_white_key(9452), "black")
assert_equal(black_or_white_key(9453), "white")
assert_equal(black_or_white_key(9454), "black")
assert_equal(black_or_white_key(9455), "white")
assert_equal(black_or_white_key(9456), "white")
assert_equal(black_or_white_key(9457), "black")
assert_equal(black_or_white_key(9458), "white")
assert_equal(black_or_white_key(9459), "black")
assert_equal(black_or_white_key(9460), "white")
assert_equal(black_or_white_key(9461), "white")
assert_equal(black_or_white_key(9462), "black")
assert_equal(black_or_white_key(9463), "white")
assert_equal(black_or_white_key(9464), "black")
assert_equal(black_or_white_key(9465), "white")
assert_equal(black_or_white_key(9466), "black")
assert_equal(black_or_white_key(9467), "white")
assert_equal(black_or_white_key(9468), "white")
assert_equal(black_or_white_key(9469), "black")
assert_equal(black_or_white_key(9470), "white")
assert_equal(black_or_white_key(9471), "black")
assert_equal(black_or_white_key(9472), "white")
assert_equal(black_or_white_key(9473), "white")
assert_equal(black_or_white_key(9474), "black")
assert_equal(black_or_white_key(9475), "white")
assert_equal(black_or_white_key(9476), "black")
assert_equal(black_or_white_key(9477), "white")
assert_equal(black_or_white_key(9478), "black")
assert_equal(black_or_white_key(9479), "white")
assert_equal(black_or_white_key(9480), "white")
assert_equal(black_or_white_key(9481), "black")
assert_equal(black_or_white_key(9482), "white")
assert_equal(black_or_white_key(9483), "black")
assert_equal(black_or_white_key(9484), "white")
assert_equal(black_or_white_key(9485), "white")
assert_equal(black_or_white_key(9486), "black")
assert_equal(black_or_white_key(9487), "white")
assert_equal(black_or_white_key(9488), "black")
assert_equal(black_or_white_key(9489), "white")
assert_equal(black_or_white_key(9490), "black")
assert_equal(black_or_white_key(9491), "white")
assert_equal(black_or_white_key(9492), "white")
assert_equal(black_or_white_key(9493), "black")
assert_equal(black_or_white_key(9494), "white")
assert_equal(black_or_white_key(9495), "black")
assert_equal(black_or_white_key(9496), "white")
assert_equal(black_or_white_key(9497), "white")
assert_equal(black_or_white_key(9498), "black")
assert_equal(black_or_white_key(9499), "white")
assert_equal(black_or_white_key(9500), "black")
assert_equal(black_or_white_key(9501), "white")
assert_equal(black_or_white_key(9502), "black")
assert_equal(black_or_white_key(9503), "white")
assert_equal(black_or_white_key(9504), "white")
assert_equal(black_or_white_key(9505), "white")
assert_equal(black_or_white_key(9506), "black")
assert_equal(black_or_white_key(9507), "white")
assert_equal(black_or_white_key(9508), "white")
assert_equal(black_or_white_key(9509), "black")
assert_equal(black_or_white_key(9510), "white")
assert_equal(black_or_white_key(9511), "black")
assert_equal(black_or_white_key(9512), "white")
assert_equal(black_or_white_key(9513), "white")
assert_equal(black_or_white_key(9514), "black")
assert_equal(black_or_white_key(9515), "white")
assert_equal(black_or_white_key(9516), "black")
assert_equal(black_or_white_key(9517), "white")
assert_equal(black_or_white_key(9518), "black")
assert_equal(black_or_white_key(9519), "white")
assert_equal(black_or_white_key(9520), "white")
assert_equal(black_or_white_key(9521), "black")
assert_equal(black_or_white_key(9522), "white")
assert_equal(black_or_white_key(9523), "black")
assert_equal(black_or_white_key(9524), "white")
assert_equal(black_or_white_key(9525), "white")
assert_equal(black_or_white_key(9526), "black")
assert_equal(black_or_white_key(9527), "white")
assert_equal(black_or_white_key(9528), "black")
assert_equal(black_or_white_key(9529), "white")
assert_equal(black_or_white_key(9530), "black")
assert_equal(black_or_white_key(9531), "white")
assert_equal(black_or_white_key(9532), "white")
assert_equal(black_or_white_key(9533), "black")
assert_equal(black_or_white_key(9534), "white")
assert_equal(black_or_white_key(9535), "black")
assert_equal(black_or_white_key(9536), "white")
assert_equal(black_or_white_key(9537), "white")
assert_equal(black_or_white_key(9538), "black")
assert_equal(black_or_white_key(9539), "white")
assert_equal(black_or_white_key(9540), "black")
assert_equal(black_or_white_key(9541), "white")
assert_equal(black_or_white_key(9542), "black")
assert_equal(black_or_white_key(9543), "white")
assert_equal(black_or_white_key(9544), "white")
assert_equal(black_or_white_key(9545), "black")
assert_equal(black_or_white_key(9546), "white")
assert_equal(black_or_white_key(9547), "black")
assert_equal(black_or_white_key(9548), "white")
assert_equal(black_or_white_key(9549), "white")
assert_equal(black_or_white_key(9550), "black")
assert_equal(black_or_white_key(9551), "white")
assert_equal(black_or_white_key(9552), "black")
assert_equal(black_or_white_key(9553), "white")
assert_equal(black_or_white_key(9554), "black")
assert_equal(black_or_white_key(9555), "white")
assert_equal(black_or_white_key(9556), "white")
assert_equal(black_or_white_key(9557), "black")
assert_equal(black_or_white_key(9558), "white")
assert_equal(black_or_white_key(9559), "black")
assert_equal(black_or_white_key(9560), "white")
assert_equal(black_or_white_key(9561), "white")
assert_equal(black_or_white_key(9562), "black")
assert_equal(black_or_white_key(9563), "white")
assert_equal(black_or_white_key(9564), "black")
assert_equal(black_or_white_key(9565), "white")
assert_equal(black_or_white_key(9566), "black")
assert_equal(black_or_white_key(9567), "white")
assert_equal(black_or_white_key(9568), "white")
assert_equal(black_or_white_key(9569), "black")
assert_equal(black_or_white_key(9570), "white")
assert_equal(black_or_white_key(9571), "black")
assert_equal(black_or_white_key(9572), "white")
assert_equal(black_or_white_key(9573), "white")
assert_equal(black_or_white_key(9574), "black")
assert_equal(black_or_white_key(9575), "white")
assert_equal(black_or_white_key(9576), "black")
assert_equal(black_or_white_key(9577), "white")
assert_equal(black_or_white_key(9578), "black")
assert_equal(black_or_white_key(9579), "white")
assert_equal(black_or_white_key(9580), "white")
assert_equal(black_or_white_key(9581), "black")
assert_equal(black_or_white_key(9582), "white")
assert_equal(black_or_white_key(9583), "black")
assert_equal(black_or_white_key(9584), "white")
assert_equal(black_or_white_key(9585), "white")
assert_equal(black_or_white_key(9586), "black")
assert_equal(black_or_white_key(9587), "white")
assert_equal(black_or_white_key(9588), "black")
assert_equal(black_or_white_key(9589), "white")
assert_equal(black_or_white_key(9590), "black")
assert_equal(black_or_white_key(9591), "white")
assert_equal(black_or_white_key(9592), "white")
assert_equal(black_or_white_key(9593), "white")
assert_equal(black_or_white_key(9594), "black")
assert_equal(black_or_white_key(9595), "white")
assert_equal(black_or_white_key(9596), "white")
assert_equal(black_or_white_key(9597), "black")
assert_equal(black_or_white_key(9598), "white")
assert_equal(black_or_white_key(9599), "black")
assert_equal(black_or_white_key(9600), "white")
assert_equal(black_or_white_key(9601), "white")
assert_equal(black_or_white_key(9602), "black")
assert_equal(black_or_white_key(9603), "white")
assert_equal(black_or_white_key(9604), "black")
assert_equal(black_or_white_key(9605), "white")
assert_equal(black_or_white_key(9606), "black")
assert_equal(black_or_white_key(9607), "white")
assert_equal(black_or_white_key(9608), "white")
assert_equal(black_or_white_key(9609), "black")
assert_equal(black_or_white_key(9610), "white")
assert_equal(black_or_white_key(9611), "black")
assert_equal(black_or_white_key(9612), "white")
assert_equal(black_or_white_key(9613), "white")
assert_equal(black_or_white_key(9614), "black")
assert_equal(black_or_white_key(9615), "white")
assert_equal(black_or_white_key(9616), "black")
assert_equal(black_or_white_key(9617), "white")
assert_equal(black_or_white_key(9618), "black")
assert_equal(black_or_white_key(9619), "white")
assert_equal(black_or_white_key(9620), "white")
assert_equal(black_or_white_key(9621), "black")
assert_equal(black_or_white_key(9622), "white")
assert_equal(black_or_white_key(9623), "black")
assert_equal(black_or_white_key(9624), "white")
assert_equal(black_or_white_key(9625), "white")
assert_equal(black_or_white_key(9626), "black")
assert_equal(black_or_white_key(9627), "white")
assert_equal(black_or_white_key(9628), "black")
assert_equal(black_or_white_key(9629), "white")
assert_equal(black_or_white_key(9630), "black")
assert_equal(black_or_white_key(9631), "white")
assert_equal(black_or_white_key(9632), "white")
assert_equal(black_or_white_key(9633), "black")
assert_equal(black_or_white_key(9634), "white")
assert_equal(black_or_white_key(9635), "black")
assert_equal(black_or_white_key(9636), "white")
assert_equal(black_or_white_key(9637), "white")
assert_equal(black_or_white_key(9638), "black")
assert_equal(black_or_white_key(9639), "white")
assert_equal(black_or_white_key(9640), "black")
assert_equal(black_or_white_key(9641), "white")
assert_equal(black_or_white_key(9642), "black")
assert_equal(black_or_white_key(9643), "white")
assert_equal(black_or_white_key(9644), "white")
assert_equal(black_or_white_key(9645), "black")
assert_equal(black_or_white_key(9646), "white")
assert_equal(black_or_white_key(9647), "black")
assert_equal(black_or_white_key(9648), "white")
assert_equal(black_or_white_key(9649), "white")
assert_equal(black_or_white_key(9650), "black")
assert_equal(black_or_white_key(9651), "white")
assert_equal(black_or_white_key(9652), "black")
assert_equal(black_or_white_key(9653), "white")
assert_equal(black_or_white_key(9654), "black")
assert_equal(black_or_white_key(9655), "white")
assert_equal(black_or_white_key(9656), "white")
assert_equal(black_or_white_key(9657), "black")
assert_equal(black_or_white_key(9658), "white")
assert_equal(black_or_white_key(9659), "black")
assert_equal(black_or_white_key(9660), "white")
assert_equal(black_or_white_key(9661), "white")
assert_equal(black_or_white_key(9662), "black")
assert_equal(black_or_white_key(9663), "white")
assert_equal(black_or_white_key(9664), "black")
assert_equal(black_or_white_key(9665), "white")
assert_equal(black_or_white_key(9666), "black")
assert_equal(black_or_white_key(9667), "white")
assert_equal(black_or_white_key(9668), "white")
assert_equal(black_or_white_key(9669), "black")
assert_equal(black_or_white_key(9670), "white")
assert_equal(black_or_white_key(9671), "black")
assert_equal(black_or_white_key(9672), "white")
assert_equal(black_or_white_key(9673), "white")
assert_equal(black_or_white_key(9674), "black")
assert_equal(black_or_white_key(9675), "white")
assert_equal(black_or_white_key(9676), "black")
assert_equal(black_or_white_key(9677), "white")
assert_equal(black_or_white_key(9678), "black")
assert_equal(black_or_white_key(9679), "white")
assert_equal(black_or_white_key(9680), "white")
assert_equal(black_or_white_key(9681), "white")
assert_equal(black_or_white_key(9682), "black")
assert_equal(black_or_white_key(9683), "white")
assert_equal(black_or_white_key(9684), "white")
assert_equal(black_or_white_key(9685), "black")
assert_equal(black_or_white_key(9686), "white")
assert_equal(black_or_white_key(9687), "black")
assert_equal(black_or_white_key(9688), "white")
assert_equal(black_or_white_key(9689), "white")
assert_equal(black_or_white_key(9690), "black")
assert_equal(black_or_white_key(9691), "white")
assert_equal(black_or_white_key(9692), "black")
assert_equal(black_or_white_key(9693), "white")
assert_equal(black_or_white_key(9694), "black")
assert_equal(black_or_white_key(9695), "white")
assert_equal(black_or_white_key(9696), "white")
assert_equal(black_or_white_key(9697), "black")
assert_equal(black_or_white_key(9698), "white")
assert_equal(black_or_white_key(9699), "black")
assert_equal(black_or_white_key(9700), "white")
assert_equal(black_or_white_key(9701), "white")
assert_equal(black_or_white_key(9702), "black")
assert_equal(black_or_white_key(9703), "white")
assert_equal(black_or_white_key(9704), "black")
assert_equal(black_or_white_key(9705), "white")
assert_equal(black_or_white_key(9706), "black")
assert_equal(black_or_white_key(9707), "white")
assert_equal(black_or_white_key(9708), "white")
assert_equal(black_or_white_key(9709), "black")
assert_equal(black_or_white_key(9710), "white")
assert_equal(black_or_white_key(9711), "black")
assert_equal(black_or_white_key(9712), "white")
assert_equal(black_or_white_key(9713), "white")
assert_equal(black_or_white_key(9714), "black")
assert_equal(black_or_white_key(9715), "white")
assert_equal(black_or_white_key(9716), "black")
assert_equal(black_or_white_key(9717), "white")
assert_equal(black_or_white_key(9718), "black")
assert_equal(black_or_white_key(9719), "white")
assert_equal(black_or_white_key(9720), "white")
assert_equal(black_or_white_key(9721), "black")
assert_equal(black_or_white_key(9722), "white")
assert_equal(black_or_white_key(9723), "black")
assert_equal(black_or_white_key(9724), "white")
assert_equal(black_or_white_key(9725), "white")
assert_equal(black_or_white_key(9726), "black")
assert_equal(black_or_white_key(9727), "white")
assert_equal(black_or_white_key(9728), "black")
assert_equal(black_or_white_key(9729), "white")
assert_equal(black_or_white_key(9730), "black")
assert_equal(black_or_white_key(9731), "white")
assert_equal(black_or_white_key(9732), "white")
assert_equal(black_or_white_key(9733), "black")
assert_equal(black_or_white_key(9734), "white")
assert_equal(black_or_white_key(9735), "black")
assert_equal(black_or_white_key(9736), "white")
assert_equal(black_or_white_key(9737), "white")
assert_equal(black_or_white_key(9738), "black")
assert_equal(black_or_white_key(9739), "white")
assert_equal(black_or_white_key(9740), "black")
assert_equal(black_or_white_key(9741), "white")
assert_equal(black_or_white_key(9742), "black")
assert_equal(black_or_white_key(9743), "white")
assert_equal(black_or_white_key(9744), "white")
assert_equal(black_or_white_key(9745), "black")
assert_equal(black_or_white_key(9746), "white")
assert_equal(black_or_white_key(9747), "black")
assert_equal(black_or_white_key(9748), "white")
assert_equal(black_or_white_key(9749), "white")
assert_equal(black_or_white_key(9750), "black")
assert_equal(black_or_white_key(9751), "white")
assert_equal(black_or_white_key(9752), "black")
assert_equal(black_or_white_key(9753), "white")
assert_equal(black_or_white_key(9754), "black")
assert_equal(black_or_white_key(9755), "white")
assert_equal(black_or_white_key(9756), "white")
assert_equal(black_or_white_key(9757), "black")
assert_equal(black_or_white_key(9758), "white")
assert_equal(black_or_white_key(9759), "black")
assert_equal(black_or_white_key(9760), "white")
assert_equal(black_or_white_key(9761), "white")
assert_equal(black_or_white_key(9762), "black")
assert_equal(black_or_white_key(9763), "white")
assert_equal(black_or_white_key(9764), "black")
assert_equal(black_or_white_key(9765), "white")
assert_equal(black_or_white_key(9766), "black")
assert_equal(black_or_white_key(9767), "white")
assert_equal(black_or_white_key(9768), "white")
assert_equal(black_or_white_key(9769), "white")
assert_equal(black_or_white_key(9770), "black")
assert_equal(black_or_white_key(9771), "white")
assert_equal(black_or_white_key(9772), "white")
assert_equal(black_or_white_key(9773), "black")
assert_equal(black_or_white_key(9774), "white")
assert_equal(black_or_white_key(9775), "black")
assert_equal(black_or_white_key(9776), "white")
assert_equal(black_or_white_key(9777), "white")
assert_equal(black_or_white_key(9778), "black")
assert_equal(black_or_white_key(9779), "white")
assert_equal(black_or_white_key(9780), "black")
assert_equal(black_or_white_key(9781), "white")
assert_equal(black_or_white_key(9782), "black")
assert_equal(black_or_white_key(9783), "white")
assert_equal(black_or_white_key(9784), "white")
assert_equal(black_or_white_key(9785), "black")
assert_equal(black_or_white_key(9786), "white")
assert_equal(black_or_white_key(9787), "black")
assert_equal(black_or_white_key(9788), "white")
assert_equal(black_or_white_key(9789), "white")
assert_equal(black_or_white_key(9790), "black")
assert_equal(black_or_white_key(9791), "white")
assert_equal(black_or_white_key(9792), "black")
assert_equal(black_or_white_key(9793), "white")
assert_equal(black_or_white_key(9794), "black")
assert_equal(black_or_white_key(9795), "white")
assert_equal(black_or_white_key(9796), "white")
assert_equal(black_or_white_key(9797), "black")
assert_equal(black_or_white_key(9798), "white")
assert_equal(black_or_white_key(9799), "black")
assert_equal(black_or_white_key(9800), "white")
assert_equal(black_or_white_key(9801), "white")
assert_equal(black_or_white_key(9802), "black")
assert_equal(black_or_white_key(9803), "white")
assert_equal(black_or_white_key(9804), "black")
assert_equal(black_or_white_key(9805), "white")
assert_equal(black_or_white_key(9806), "black")
assert_equal(black_or_white_key(9807), "white")
assert_equal(black_or_white_key(9808), "white")
assert_equal(black_or_white_key(9809), "black")
assert_equal(black_or_white_key(9810), "white")
assert_equal(black_or_white_key(9811), "black")
assert_equal(black_or_white_key(9812), "white")
assert_equal(black_or_white_key(9813), "white")
assert_equal(black_or_white_key(9814), "black")
assert_equal(black_or_white_key(9815), "white")
assert_equal(black_or_white_key(9816), "black")
assert_equal(black_or_white_key(9817), "white")
assert_equal(black_or_white_key(9818), "black")
assert_equal(black_or_white_key(9819), "white")
assert_equal(black_or_white_key(9820), "white")
assert_equal(black_or_white_key(9821), "black")
assert_equal(black_or_white_key(9822), "white")
assert_equal(black_or_white_key(9823), "black")
assert_equal(black_or_white_key(9824), "white")
assert_equal(black_or_white_key(9825), "white")
assert_equal(black_or_white_key(9826), "black")
assert_equal(black_or_white_key(9827), "white")
assert_equal(black_or_white_key(9828), "black")
assert_equal(black_or_white_key(9829), "white")
assert_equal(black_or_white_key(9830), "black")
assert_equal(black_or_white_key(9831), "white")
assert_equal(black_or_white_key(9832), "white")
assert_equal(black_or_white_key(9833), "black")
assert_equal(black_or_white_key(9834), "white")
assert_equal(black_or_white_key(9835), "black")
assert_equal(black_or_white_key(9836), "white")
assert_equal(black_or_white_key(9837), "white")
assert_equal(black_or_white_key(9838), "black")
assert_equal(black_or_white_key(9839), "white")
assert_equal(black_or_white_key(9840), "black")
assert_equal(black_or_white_key(9841), "white")
assert_equal(black_or_white_key(9842), "black")
assert_equal(black_or_white_key(9843), "white")
assert_equal(black_or_white_key(9844), "white")
assert_equal(black_or_white_key(9845), "black")
assert_equal(black_or_white_key(9846), "white")
assert_equal(black_or_white_key(9847), "black")
assert_equal(black_or_white_key(9848), "white")
assert_equal(black_or_white_key(9849), "white")
assert_equal(black_or_white_key(9850), "black")
assert_equal(black_or_white_key(9851), "white")
assert_equal(black_or_white_key(9852), "black")
assert_equal(black_or_white_key(9853), "white")
assert_equal(black_or_white_key(9854), "black")
assert_equal(black_or_white_key(9855), "white")
assert_equal(black_or_white_key(9856), "white")
assert_equal(black_or_white_key(9857), "white")
assert_equal(black_or_white_key(9858), "black")
assert_equal(black_or_white_key(9859), "white")
assert_equal(black_or_white_key(9860), "white")
assert_equal(black_or_white_key(9861), "black")
assert_equal(black_or_white_key(9862), "white")
assert_equal(black_or_white_key(9863), "black")
assert_equal(black_or_white_key(9864), "white")
assert_equal(black_or_white_key(9865), "white")
assert_equal(black_or_white_key(9866), "black")
assert_equal(black_or_white_key(9867), "white")
assert_equal(black_or_white_key(9868), "black")
assert_equal(black_or_white_key(9869), "white")
assert_equal(black_or_white_key(9870), "black")
assert_equal(black_or_white_key(9871), "white")
assert_equal(black_or_white_key(9872), "white")
assert_equal(black_or_white_key(9873), "black")
assert_equal(black_or_white_key(9874), "white")
assert_equal(black_or_white_key(9875), "black")
assert_equal(black_or_white_key(9876), "white")
assert_equal(black_or_white_key(9877), "white")
assert_equal(black_or_white_key(9878), "black")
assert_equal(black_or_white_key(9879), "white")
assert_equal(black_or_white_key(9880), "black")
assert_equal(black_or_white_key(9881), "white")
assert_equal(black_or_white_key(9882), "black")
assert_equal(black_or_white_key(9883), "white")
assert_equal(black_or_white_key(9884), "white")
assert_equal(black_or_white_key(9885), "black")
assert_equal(black_or_white_key(9886), "white")
assert_equal(black_or_white_key(9887), "black")
assert_equal(black_or_white_key(9888), "white")
assert_equal(black_or_white_key(9889), "white")
assert_equal(black_or_white_key(9890), "black")
assert_equal(black_or_white_key(9891), "white")
assert_equal(black_or_white_key(9892), "black")
assert_equal(black_or_white_key(9893), "white")
assert_equal(black_or_white_key(9894), "black")
assert_equal(black_or_white_key(9895), "white")
assert_equal(black_or_white_key(9896), "white")
assert_equal(black_or_white_key(9897), "black")
assert_equal(black_or_white_key(9898), "white")
assert_equal(black_or_white_key(9899), "black")
assert_equal(black_or_white_key(9900), "white")
assert_equal(black_or_white_key(9901), "white")
assert_equal(black_or_white_key(9902), "black")
assert_equal(black_or_white_key(9903), "white")
assert_equal(black_or_white_key(9904), "black")
assert_equal(black_or_white_key(9905), "white")
assert_equal(black_or_white_key(9906), "black")
assert_equal(black_or_white_key(9907), "white")
assert_equal(black_or_white_key(9908), "white")
assert_equal(black_or_white_key(9909), "black")
assert_equal(black_or_white_key(9910), "white")
assert_equal(black_or_white_key(9911), "black")
assert_equal(black_or_white_key(9912), "white")
assert_equal(black_or_white_key(9913), "white")
assert_equal(black_or_white_key(9914), "black")
assert_equal(black_or_white_key(9915), "white")
assert_equal(black_or_white_key(9916), "black")
assert_equal(black_or_white_key(9917), "white")
assert_equal(black_or_white_key(9918), "black")
assert_equal(black_or_white_key(9919), "white")
assert_equal(black_or_white_key(9920), "white")
assert_equal(black_or_white_key(9921), "black")
assert_equal(black_or_white_key(9922), "white")
assert_equal(black_or_white_key(9923), "black")
assert_equal(black_or_white_key(9924), "white")
assert_equal(black_or_white_key(9925), "white")
assert_equal(black_or_white_key(9926), "black")
assert_equal(black_or_white_key(9927), "white")
assert_equal(black_or_white_key(9928), "black")
assert_equal(black_or_white_key(9929), "white")
assert_equal(black_or_white_key(9930), "black")
assert_equal(black_or_white_key(9931), "white")
assert_equal(black_or_white_key(9932), "white")
assert_equal(black_or_white_key(9933), "black")
assert_equal(black_or_white_key(9934), "white")
assert_equal(black_or_white_key(9935), "black")
assert_equal(black_or_white_key(9936), "white")
assert_equal(black_or_white_key(9937), "white")
assert_equal(black_or_white_key(9938), "black")
assert_equal(black_or_white_key(9939), "white")
assert_equal(black_or_white_key(9940), "black")
assert_equal(black_or_white_key(9941), "white")
assert_equal(black_or_white_key(9942), "black")
assert_equal(black_or_white_key(9943), "white")
assert_equal(black_or_white_key(9944), "white")
assert_equal(black_or_white_key(9945), "white")
assert_equal(black_or_white_key(9946), "black")
assert_equal(black_or_white_key(9947), "white")
assert_equal(black_or_white_key(9948), "white")
assert_equal(black_or_white_key(9949), "black")
assert_equal(black_or_white_key(9950), "white")
assert_equal(black_or_white_key(9951), "black")
assert_equal(black_or_white_key(9952), "white")
assert_equal(black_or_white_key(9953), "white")
assert_equal(black_or_white_key(9954), "black")
assert_equal(black_or_white_key(9955), "white")
assert_equal(black_or_white_key(9956), "black")
assert_equal(black_or_white_key(9957), "white")
assert_equal(black_or_white_key(9958), "black")
assert_equal(black_or_white_key(9959), "white")
assert_equal(black_or_white_key(9960), "white")
assert_equal(black_or_white_key(9961), "black")
assert_equal(black_or_white_key(9962), "white")
assert_equal(black_or_white_key(9963), "black")
assert_equal(black_or_white_key(9964), "white")
assert_equal(black_or_white_key(9965), "white")
assert_equal(black_or_white_key(9966), "black")
assert_equal(black_or_white_key(9967), "white")
assert_equal(black_or_white_key(9968), "black")
assert_equal(black_or_white_key(9969), "white")
assert_equal(black_or_white_key(9970), "black")
assert_equal(black_or_white_key(9971), "white")
assert_equal(black_or_white_key(9972), "white")
assert_equal(black_or_white_key(9973), "black")
assert_equal(black_or_white_key(9974), "white")
assert_equal(black_or_white_key(9975), "black")
assert_equal(black_or_white_key(9976), "white")
assert_equal(black_or_white_key(9977), "white")
assert_equal(black_or_white_key(9978), "black")
assert_equal(black_or_white_key(9979), "white")
assert_equal(black_or_white_key(9980), "black")
assert_equal(black_or_white_key(9981), "white")
assert_equal(black_or_white_key(9982), "black")
assert_equal(black_or_white_key(9983), "white")
assert_equal(black_or_white_key(9984), "white")
assert_equal(black_or_white_key(9985), "black")
assert_equal(black_or_white_key(9986), "white")
assert_equal(black_or_white_key(9987), "black")
assert_equal(black_or_white_key(9988), "white")
assert_equal(black_or_white_key(9989), "white")
assert_equal(black_or_white_key(9990), "black")
assert_equal(black_or_white_key(9991), "white")
assert_equal(black_or_white_key(9992), "black")
assert_equal(black_or_white_key(9993), "white")
assert_equal(black_or_white_key(9994), "black")
assert_equal(black_or_white_key(9995), "white")
assert_equal(black_or_white_key(9996), "white")
assert_equal(black_or_white_key(9997), "black")
assert_equal(black_or_white_key(9998), "white")
assert_equal(black_or_white_key(9999), "black")
assert_equal(black_or_white_key(10000), "white")
end
end
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