A default dump of WordPress `$wp_rewrite->rules` from a fresh install of WordPress v5.2.3

wordpress-wp_rewrite-rule-dump.php

<?php
array (
  '^wp-json/?$' => 'index.php?rest_route=/',
  '^wp-json/(.*)?' => 'index.php?rest_route=/$matches[1]',
  '^index.php/wp-json/?$' => 'index.php?rest_route=/',
  '^index.php/wp-json/(.*)?' => 'index.php?rest_route=/$matches[1]',
  'robots\\.txt$' => 'index.php?robots=1',
  '.*wp-(atom|rdf|rss|rss2|feed|commentsrss2)\\.php$' => 'index.php?feed=old',
  '.*wp-app\\.php(/.*)?$' => 'index.php?error=403',
  '.*wp-register.php$' => 'index.php?register=true',
  'feed/(feed|rdf|rss|rss2|atom)/?$' => 'index.php?&feed=$matches[1]',
  '(feed|rdf|rss|rss2|atom)/?$' => 'index.php?&feed=$matches[1]',
  'embed/?$' => 'index.php?&embed=true',
  'page/?([0-9]{1,})/?$' => 'index.php?&paged=$matches[1]',
  'comments/feed/(feed|rdf|rss|rss2|atom)/?$' => 'index.php?&feed=$matches[1]&withcomments=1',
  'comments/(feed|rdf|rss|rss2|atom)/?$' => 'index.php?&feed=$matches[1]&withcomments=1',
  'comments/embed/?$' => 'index.php?&embed=true',
  'search/(.+)/feed/(feed|rdf|rss|rss2|atom)/?$' => 'index.php?s=$matches[1]&feed=$matches[2]',
  'search/(.+)/(feed|rdf|rss|rss2|atom)/?$' => 'index.php?s=$matches[1]&feed=$matches[2]',
  'search/(.+)/embed/?$' => 'index.php?s=$matches[1]&embed=true',
  'search/(.+)/page/?([0-9]{1,})/?$' => 'index.php?s=$matches[1]&paged=$matches[2]',
  'search/(.+)/?$' => 'index.php?s=$matches[1]',
  'author/([^/]+)/feed/(feed|rdf|rss|rss2|atom)/?$' => 'index.php?author_name=$matches[1]&feed=$matches[2]',
  'author/([^/]+)/(feed|rdf|rss|rss2|atom)/?$' => 'index.php?author_name=$matches[1]&feed=$matches[2]',
  'author/([^/]+)/embed/?$' => 'index.php?author_name=$matches[1]&embed=true',
  'author/([^/]+)/page/?([0-9]{1,})/?$' => 'index.php?author_name=$matches[1]&paged=$matches[2]',
  'author/([^/]+)/?$' => 'index.php?author_name=$matches[1]',
  '([0-9]{4})/([0-9]{1,2})/([0-9]{1,2})/feed/(feed|rdf|rss|rss2|atom)/?$' => 'index.php?year=$matches[1]&monthnum=$matches[2]&day=$matches[3]&feed=$matches[4]',
  '([0-9]{4})/([0-9]{1,2})/([0-9]{1,2})/(feed|rdf|rss|rss2|atom)/?$' => 'index.php?year=$matches[1]&monthnum=$matches[2]&day=$matches[3]&feed=$matches[4]',
  '([0-9]{4})/([0-9]{1,2})/([0-9]{1,2})/embed/?$' => 'index.php?year=$matches[1]&monthnum=$matches[2]&day=$matches[3]&embed=true',
  '([0-9]{4})/([0-9]{1,2})/([0-9]{1,2})/page/?([0-9]{1,})/?$' => 'index.php?year=$matches[1]&monthnum=$matches[2]&day=$matches[3]&paged=$matches[4]',
  '([0-9]{4})/([0-9]{1,2})/([0-9]{1,2})/?$' => 'index.php?year=$matches[1]&monthnum=$matches[2]&day=$matches[3]',
  '([0-9]{4})/([0-9]{1,2})/feed/(feed|rdf|rss|rss2|atom)/?$' => 'index.php?year=$matches[1]&monthnum=$matches[2]&feed=$matches[3]',
  '([0-9]{4})/([0-9]{1,2})/(feed|rdf|rss|rss2|atom)/?$' => 'index.php?year=$matches[1]&monthnum=$matches[2]&feed=$matches[3]',
  '([0-9]{4})/([0-9]{1,2})/embed/?$' => 'index.php?year=$matches[1]&monthnum=$matches[2]&embed=true',
  '([0-9]{4})/([0-9]{1,2})/page/?([0-9]{1,})/?$' => 'index.php?year=$matches[1]&monthnum=$matches[2]&paged=$matches[3]',
  '([0-9]{4})/([0-9]{1,2})/?$' => 'index.php?year=$matches[1]&monthnum=$matches[2]',
  '([0-9]{4})/feed/(feed|rdf|rss|rss2|atom)/?$' => 'index.php?year=$matches[1]&feed=$matches[2]',
  '([0-9]{4})/(feed|rdf|rss|rss2|atom)/?$' => 'index.php?year=$matches[1]&feed=$matches[2]',
  '([0-9]{4})/embed/?$' => 'index.php?year=$matches[1]&embed=true',
  '([0-9]{4})/page/?([0-9]{1,})/?$' => 'index.php?year=$matches[1]&paged=$matches[2]',
  '([0-9]{4})/?$' => 'index.php?year=$matches[1]',
  '[0-9]{4}/[0-9]{1,2}/[0-9]{1,2}/[^/]+/attachment/([^/]+)/?$' => 'index.php?attachment=$matches[1]',
  '[0-9]{4}/[0-9]{1,2}/[0-9]{1,2}/[^/]+/attachment/([^/]+)/trackback/?$' => 'index.php?attachment=$matches[1]&tb=1',
  '[0-9]{4}/[0-9]{1,2}/[0-9]{1,2}/[^/]+/attachment/([^/]+)/feed/(feed|rdf|rss|rss2|atom)/?$' => 'index.php?attachment=$matches[1]&feed=$matches[2]',
  '[0-9]{4}/[0-9]{1,2}/[0-9]{1,2}/[^/]+/attachment/([^/]+)/(feed|rdf|rss|rss2|atom)/?$' => 'index.php?attachment=$matches[1]&feed=$matches[2]',
  '[0-9]{4}/[0-9]{1,2}/[0-9]{1,2}/[^/]+/attachment/([^/]+)/comment-page-([0-9]{1,})/?$' => 'index.php?attachment=$matches[1]&cpage=$matches[2]',
  '[0-9]{4}/[0-9]{1,2}/[0-9]{1,2}/[^/]+/attachment/([^/]+)/embed/?$' => 'index.php?attachment=$matches[1]&embed=true',
  '([0-9]{4})/([0-9]{1,2})/([0-9]{1,2})/([^/]+)/embed/?$' => 'index.php?year=$matches[1]&monthnum=$matches[2]&day=$matches[3]&name=$matches[4]&embed=true',
  '([0-9]{4})/([0-9]{1,2})/([0-9]{1,2})/([^/]+)/trackback/?$' => 'index.php?year=$matches[1]&monthnum=$matches[2]&day=$matches[3]&name=$matches[4]&tb=1',
  '([0-9]{4})/([0-9]{1,2})/([0-9]{1,2})/([^/]+)/feed/(feed|rdf|rss|rss2|atom)/?$' => 'index.php?year=$matches[1]&monthnum=$matches[2]&day=$matches[3]&name=$matches[4]&feed=$matches[5]',
  '([0-9]{4})/([0-9]{1,2})/([0-9]{1,2})/([^/]+)/(feed|rdf|rss|rss2|atom)/?$' => 'index.php?year=$matches[1]&monthnum=$matches[2]&day=$matches[3]&name=$matches[4]&feed=$matches[5]',
  '([0-9]{4})/([0-9]{1,2})/([0-9]{1,2})/([^/]+)/page/?([0-9]{1,})/?$' => 'index.php?year=$matches[1]&monthnum=$matches[2]&day=$matches[3]&name=$matches[4]&paged=$matches[5]',
  '([0-9]{4})/([0-9]{1,2})/([0-9]{1,2})/([^/]+)/comment-page-([0-9]{1,})/?$' => 'index.php?year=$matches[1]&monthnum=$matches[2]&day=$matches[3]&name=$matches[4]&cpage=$matches[5]',
  '([0-9]{4})/([0-9]{1,2})/([0-9]{1,2})/([^/]+)(?:/([0-9]+))?/?$' => 'index.php?year=$matches[1]&monthnum=$matches[2]&day=$matches[3]&name=$matches[4]&page=$matches[5]',
  '[0-9]{4}/[0-9]{1,2}/[0-9]{1,2}/[^/]+/([^/]+)/?$' => 'index.php?attachment=$matches[1]',
  '[0-9]{4}/[0-9]{1,2}/[0-9]{1,2}/[^/]+/([^/]+)/trackback/?$' => 'index.php?attachment=$matches[1]&tb=1',
  '[0-9]{4}/[0-9]{1,2}/[0-9]{1,2}/[^/]+/([^/]+)/feed/(feed|rdf|rss|rss2|atom)/?$' => 'index.php?attachment=$matches[1]&feed=$matches[2]',
  '[0-9]{4}/[0-9]{1,2}/[0-9]{1,2}/[^/]+/([^/]+)/(feed|rdf|rss|rss2|atom)/?$' => 'index.php?attachment=$matches[1]&feed=$matches[2]',
  '[0-9]{4}/[0-9]{1,2}/[0-9]{1,2}/[^/]+/([^/]+)/comment-page-([0-9]{1,})/?$' => 'index.php?attachment=$matches[1]&cpage=$matches[2]',
  '[0-9]{4}/[0-9]{1,2}/[0-9]{1,2}/[^/]+/([^/]+)/embed/?$' => 'index.php?attachment=$matches[1]&embed=true',
  '([0-9]{4})/([0-9]{1,2})/([0-9]{1,2})/comment-page-([0-9]{1,})/?$' => 'index.php?year=$matches[1]&monthnum=$matches[2]&day=$matches[3]&cpage=$matches[4]',
  '([0-9]{4})/([0-9]{1,2})/comment-page-([0-9]{1,})/?$' => 'index.php?year=$matches[1]&monthnum=$matches[2]&cpage=$matches[3]',
  '([0-9]{4})/comment-page-([0-9]{1,})/?$' => 'index.php?year=$matches[1]&cpage=$matches[2]',
  '.?.+?/attachment/([^/]+)/?$' => 'index.php?attachment=$matches[1]',
  '.?.+?/attachment/([^/]+)/trackback/?$' => 'index.php?attachment=$matches[1]&tb=1',
  '.?.+?/attachment/([^/]+)/feed/(feed|rdf|rss|rss2|atom)/?$' => 'index.php?attachment=$matches[1]&feed=$matches[2]',
  '.?.+?/attachment/([^/]+)/(feed|rdf|rss|rss2|atom)/?$' => 'index.php?attachment=$matches[1]&feed=$matches[2]',
  '.?.+?/attachment/([^/]+)/comment-page-([0-9]{1,})/?$' => 'index.php?attachment=$matches[1]&cpage=$matches[2]',
  '.?.+?/attachment/([^/]+)/embed/?$' => 'index.php?attachment=$matches[1]&embed=true',
  '(.?.+?)/embed/?$' => 'index.php?pagename=$matches[1]&embed=true',
  '(.?.+?)/trackback/?$' => 'index.php?pagename=$matches[1]&tb=1',
  '(.?.+?)/feed/(feed|rdf|rss|rss2|atom)/?$' => 'index.php?pagename=$matches[1]&feed=$matches[2]',
  '(.?.+?)/(feed|rdf|rss|rss2|atom)/?$' => 'index.php?pagename=$matches[1]&feed=$matches[2]',
  '(.?.+?)/page/?([0-9]{1,})/?$' => 'index.php?pagename=$matches[1]&paged=$matches[2]',
  '(.?.+?)/comment-page-([0-9]{1,})/?$' => 'index.php?pagename=$matches[1]&cpage=$matches[2]',
  '(.?.+?)(?:/([0-9]+))?/?$' => 'index.php?pagename=$matches[1]&page=$matches[2]',
)