{"id":57,"date":"2010-07-13T15:55:35","date_gmt":"2010-07-13T15:55:35","guid":{"rendered":"http:\/\/mathriddles.williams.edu\/?p=57"},"modified":"2025-01-27T09:41:32","modified_gmt":"2025-01-27T14:41:32","slug":"chess-problem","status":"publish","type":"post","link":"https:\/\/sites.williams.edu\/mathriddles\/difficulty\/hard\/chess-problem\/","title":{"rendered":"Chess Problem"},"content":{"rendered":"<p>Consider a 5&#215;5 chess board. Is it possible to place five queens on the board such that three pawns can safely be placed on the board? In other words, by carefully choosing where to place the five queens, can you arrange it so that there are three squares on the board that none of the queens can attack?<br \/>\n<img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-medium wp-image-474\" src=\"https:\/\/sites.williams.edu\/mathriddles\/files\/2010\/07\/chess_board-298x300.jpg\" alt=\"chess_board\" width=\"298\" height=\"300\" srcset=\"https:\/\/sites.williams.edu\/mathriddles\/files\/2010\/07\/chess_board-298x300.jpg 298w, https:\/\/sites.williams.edu\/mathriddles\/files\/2010\/07\/chess_board-150x150.jpg 150w, https:\/\/sites.williams.edu\/mathriddles\/files\/2010\/07\/chess_board.jpg 497w\" sizes=\"auto, (max-width: 298px) 100vw, 298px\" \/><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Consider a 5&#215;5 chess board. Is it possible to place five queens on the board such that three pawns can safely be placed on the board? In other words, by carefully choosing where to place the five queens, can you arrange it so that there are three squares on the board that none of the&hellip;<\/p>\n","protected":false},"author":2861,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[12,6],"tags":[20],"class_list":["post-57","post","type-post","status-publish","format-standard","hentry","category-combinatorics","category-hard","tag-random"],"acf":[],"_links":{"self":[{"href":"https:\/\/sites.williams.edu\/mathriddles\/wp-json\/wp\/v2\/posts\/57","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/sites.williams.edu\/mathriddles\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/sites.williams.edu\/mathriddles\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/sites.williams.edu\/mathriddles\/wp-json\/wp\/v2\/users\/2861"}],"replies":[{"embeddable":true,"href":"https:\/\/sites.williams.edu\/mathriddles\/wp-json\/wp\/v2\/comments?post=57"}],"version-history":[{"count":1,"href":"https:\/\/sites.williams.edu\/mathriddles\/wp-json\/wp\/v2\/posts\/57\/revisions"}],"predecessor-version":[{"id":1186,"href":"https:\/\/sites.williams.edu\/mathriddles\/wp-json\/wp\/v2\/posts\/57\/revisions\/1186"}],"wp:attachment":[{"href":"https:\/\/sites.williams.edu\/mathriddles\/wp-json\/wp\/v2\/media?parent=57"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/sites.williams.edu\/mathriddles\/wp-json\/wp\/v2\/categories?post=57"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/sites.williams.edu\/mathriddles\/wp-json\/wp\/v2\/tags?post=57"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}