markvchaney.rb

stems = ARGF.read
            .split
            .each_cons(2)
            .group_by(&:first)

def next_word(ary)
  ary.sample[1]
end

e = Enumerator.new do |e|
  word = stems.first.first
  while word
    e << word
    word = next_word(stems[word] || stems.first)
  end
end

puts (0..10).map { e.next }.join(' ')