{"id":439,"date":"2021-02-10T07:42:23","date_gmt":"2021-02-10T07:42:23","guid":{"rendered":"https:\/\/problemista.eu\/en\/?p=439"},"modified":"2021-07-13T08:39:14","modified_gmt":"2021-07-13T07:39:14","slug":"variation","status":"publish","type":"post","link":"https:\/\/problemista.eu\/en\/2021\/02\/10\/variation\/","title":{"rendered":"variation"},"content":{"rendered":"<p style=\"text-align: center;\">Kwiatkowski, Marek<br \/>Ph\u00e9nix 1991<br \/>1st prize<br \/>FIDE Album 1989-91<\/p>\n\n\n<p class=\"rpbchessboard-spacerBefore\"><\/p>\n\n<div id=\"rpbchessboard-6aa99c64dfac3-1\" class=\"rpbchessboard-chessboard rpbchessboard-diagramAlignment-center\">\n\t<noscript>\n\t\t<div class=\"rpbchessboard-javascriptWarning\">\n\t\t\tYou must activate JavaScript to enhance chess diagram visualization.\t\t<\/div>\n\t<\/noscript>\n\t<div class=\"rpbchessboard-chessboardAnchor\"><\/div>\n\t<script type=\"text\/javascript\">\n\t\tjQuery(document).ready(function($) {\n\t\t\tvar selector = '#' + \"rpbchessboard-6aa99c64dfac3-1\" + ' .rpbchessboard-chessboardAnchor';\n\t\t\tRPBChessboard.renderFEN($(selector), {\"position\":\"2B5\\\/1p1K2pp\\\/4N3\\\/3kbnRr\\\/Nr3B1p\\\/n1p5\\\/3p2P1\\\/3QR3 w - - 0 1\",\"squareSize\":32,\"coordinateVisible\":true,\"colorset\":\"original\",\"pieceset\":\"cburnett\"});\n\t\t});\n\t<\/script>\n<\/div>\n\n<p class=\"rpbchessboard-spacerAfter\"><\/p>\n\n<p style=\"text-align: center;\">mate in 3 moves<\/p>\n<p><!--nextpage--><\/p>\n<p style=\"text-align: center;\">Kwiatkowski, Marek<br \/>Ph\u00e9nix 1991<br \/>1st prize<br \/>FIDE Album 1989-91<\/p>\n\n\n<p class=\"rpbchessboard-spacerBefore\"><\/p>\n\n<div id=\"rpbchessboard-6aa99c64dfac3-2\" class=\"rpbchessboard-chessboard rpbchessboard-diagramAlignment-center\">\n\t<noscript>\n\t\t<div class=\"rpbchessboard-javascriptWarning\">\n\t\t\tYou must activate JavaScript to enhance chess diagram visualization.\t\t<\/div>\n\t<\/noscript>\n\t<div class=\"rpbchessboard-chessboardAnchor\"><\/div>\n\t<script type=\"text\/javascript\">\n\t\tjQuery(document).ready(function($) {\n\t\t\tvar selector = '#' + \"rpbchessboard-6aa99c64dfac3-2\" + ' .rpbchessboard-chessboardAnchor';\n\t\t\tRPBChessboard.renderFEN($(selector), {\"position\":\"2B5\\\/1p1K2pp\\\/4N3\\\/3kbnRr\\\/Nr3B1p\\\/n1p5\\\/3p2P1\\\/3QR3 w - - 0 1\",\"squareSize\":32,\"coordinateVisible\":true,\"colorset\":\"original\",\"pieceset\":\"cburnett\"});\n\t\t});\n\t<\/script>\n<\/div>\n\n<p class=\"rpbchessboard-spacerAfter\"><\/p>\n\n<p style=\"text-align: center;\">mate in 3 moves<\/p>\n\n\n<p class=\"rpbchessboard-spacerBefore\"><\/p>\n\n<div id=\"rpbchessboard-6aa99c64dfac3-3\" class=\"rpbchessboard-chessgame\">\n\t<noscript>\n\t\t<div class=\"rpbchessboard-javascriptWarning\">\n\t\t\tYou must activate JavaScript to enhance chess game visualization.\t\t<\/div>\n\t<\/noscript>\n\t<div class=\"rpbchessboard-chessgameAnchor\"><\/div>\n\t<script type=\"text\/javascript\">\n\t\tjQuery(document).ready(function($) {\n\t\t\tvar selector = '#' + \"rpbchessboard-6aa99c64dfac3-3\" + ' .rpbchessboard-chessgameAnchor';\n\t\t\tRPBChessboard.renderPGN($(selector), {\"pgn\":\"[FEN \\\"2B5\\\/1p1K2pp\\\/4N3\\\/3kbnRr\\\/Nr3B1p\\\/n1p5\\\/3p2P1\\\/3QR3 w - - 0 1\\\"]\\r\\n\\r\\n1. Re4! -- \\r\\n\\r\\n(1... Rb6 2. Nxb6+ Kxe4 3. Qf3#)\\r\\n\\r\\n(1... Bd4 2. Nb6+ Rxb6\\r\\n\\r\\n(2... Bxb6 3. Bxb7#)\\r\\n\\r\\n(2... Kxe4 3. Qf3#)\\r\\n\\r\\n3. Rxd4#)\\r\\n\\r\\n(1... Nd4 2. Qb3+ Rxb3\\r\\n\\r\\n(2... Nxb3 3. Nxc3#)\\r\\n\\r\\n(2... Kxe4 3. Nac5#)\\r\\n\\r\\n3. Rxd4#)\\r\\n\\r\\n(1... Rd4 2. Qe2! Rb4 3. Rxe5#)\\r\\n\\r\\n(1... Nc4 2. Rd4+ Bxd4\\r\\n\\r\\n(2... Nxd4 3. Nxc3#)\\r\\n\\r\\n3. Qf3#)\\r\\n\\r\\n2. Qf3! -- (2... Rxe4 3. Nb6#) 3. Rd4# *\",\"nboSquareSize\":32,\"idoSquareSize\":32,\"nboCoordinateVisible\":true,\"idoCoordinateVisible\":true,\"nboColorset\":\"original\",\"idoColorset\":\"original\",\"nboPieceset\":\"cburnett\",\"idoPieceset\":\"cburnett\",\"nboAnimated\":true,\"nboMoveArrowVisible\":true,\"nboMoveArrowColor\":\"b\",\"pieceSymbols\":\"native\",\"navigationBoard\":\"frame\",\"withFlipButton\":false,\"withDownloadButton\":false});\n\t\t});\n\t<\/script>\n<\/div>\n\n<p class=\"rpbchessboard-spacerAfter\"><\/p>\n\n<p>An extremely deep chess problem with numerous variations and branches, covering various themes (Keller paradox, defences on the same square, cycle of 2nd and 3rd moves)<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Kwiatkowski, MarekPh\u00e9nix 19911st prizeFIDE Album 1989-91 mate in 3 moves<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[21,15],"tags":[9,10],"class_list":["post-439","post","type-post","status-publish","format-standard","hentry","category-fide-albums","category-glossary","tag-chess-composition","tag-chess-problems"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v16.6.1 - 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