{"id":545,"date":"2021-03-09T07:56:23","date_gmt":"2021-03-09T07:56:23","guid":{"rendered":"https:\/\/problemista.eu\/en\/?p=545"},"modified":"2021-03-08T19:03:44","modified_gmt":"2021-03-08T19:03:44","slug":"babson-task","status":"publish","type":"post","link":"https:\/\/problemista.eu\/en\/2021\/03\/09\/babson-task\/","title":{"rendered":"Babson task"},"content":{"rendered":"<p>Black promotion defences to all possible pieces are answered by the same white promotions.<\/p>\n<p style=\"text-align: center;\">Kramer, Wilhelm<br \/>\nBabson Task Tourney 1929<br \/>1st Prize<\/p>\n\n\n<p class=\"rpbchessboard-spacerBefore\"><\/p>\n\n<div id=\"rpbchessboard-6aa9e9612172b-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($) {\n\t\t\tvar selector = '#' + \"rpbchessboard-6aa9e9612172b-1\" + ' .rpbchessboard-chessboardAnchor';\n\t\t\tRPBChessboard.renderFEN($(selector), {\"position\":\"2b4n\\\/1B1P2P1\\\/3N4\\\/k4P2\\\/p4R2\\\/K2PQ3\\\/Pnpr3p\\\/2b1BR2 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;\">selfmate in 3 moves<\/p>\n<p><!--nextpage--><\/p>\n<p style=\"text-align: center;\">Kramer, Wilhelm<br \/>\nBabson Task Tourney 1929<br \/>1st Prize<\/p>\n\n\n<p class=\"rpbchessboard-spacerBefore\"><\/p>\n\n<div id=\"rpbchessboard-6aa9e9612172b-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($) {\n\t\t\tvar selector = '#' + \"rpbchessboard-6aa9e9612172b-2\" + ' .rpbchessboard-chessboardAnchor';\n\t\t\tRPBChessboard.renderFEN($(selector), {\"position\":\"2b4n\\\/1B1P2P1\\\/3N4\\\/k4P2\\\/p4R2\\\/K2PQ3\\\/Pnpr3p\\\/2b1BR2 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;\">selfmate in 3 moves<\/p>\n\n\n<p class=\"rpbchessboard-spacerBefore\"><\/p>\n\n<div id=\"rpbchessboard-6aa9e9612172b-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($) {\n\t\t\tvar selector = '#' + \"rpbchessboard-6aa9e9612172b-3\" + ' .rpbchessboard-chessgameAnchor';\n\t\t\tRPBChessboard.renderPGN($(selector), {\"pgn\":\"[FEN \\\"2b4n\\\/1B1P2P1\\\/3N4\\\/k4P2\\\/p4R2\\\/K2PQ3\\\/Pnpr3p\\\/2b1BR2 w - - 0 1\\\"]\\r\\n\\r\\n1. gxh8=R! h1=Q \\r\\n\\r\\n(1... h1=R 2. dxc8=R Rxh8 3. Rxh8 Nd1#) \\r\\n\\r\\n(1... h1=B 2. dxc8=B Bxb7 \\r\\n\\r\\n(2... Bg2 3. Bxg2 Nd1#) \\r\\n\\r\\n3. Bxb7 Nd1#) \\r\\n\\r\\n(1... h1=N 2. dxc8=N Ng3 3. Qxg3 Nd1#) \\r\\n\\r\\n2. dxc8=Q Qxh8 \\r\\n\\r\\n(2... Qxb7 3. Rxa4+ Nxa4#) \\r\\n\\r\\n(2... Qh2 3. Rxh2 Nd1#) \\r\\n\\r\\n(2... Qg2 3. Bxg2 Nd1#) \\r\\n\\r\\n3. Qc3+ Qxc3# *\",\"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","protected":false},"excerpt":{"rendered":"<p>Black promotion defences to all possible pieces are answered by the same white promotions. Kramer, Wilhelm Babson Task Tourney 19291st Prize selfmate 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":[15],"tags":[9,10,17],"class_list":["post-545","post","type-post","status-publish","format-standard","hentry","category-glossary","tag-chess-composition","tag-chess-problems","tag-theme"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v16.6.1 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Babson task - Problemista<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/problemista.eu\/en\/2021\/03\/09\/babson-task\/\" \/>\n<link rel=\"next\" href=\"https:\/\/problemista.eu\/en\/2021\/03\/09\/babson-task\/2\/\" \/>\n<meta property=\"og:locale\" content=\"en_GB\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Babson task - Problemista\" \/>\n<meta property=\"og:description\" content=\"Black promotion defences to all possible pieces are answered by the same white promotions. Kramer, Wilhelm Babson Task Tourney 19291st Prize selfmate in 3 moves\" \/>\n<meta property=\"og:url\" content=\"https:\/\/problemista.eu\/en\/2021\/03\/09\/babson-task\/\" \/>\n<meta property=\"og:site_name\" content=\"Problemista\" \/>\n<meta property=\"article:published_time\" content=\"2021-03-09T07:56:23+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2021-03-08T19:03:44+00:00\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Estimated reading time\" \/>\n\t<meta name=\"twitter:data1\" content=\"1 minute\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebSite\",\"@id\":\"https:\/\/problemista.eu\/en\/#website\",\"url\":\"https:\/\/problemista.eu\/en\/\",\"name\":\"Problemista\",\"description\":\"Blog about chess problems\",\"publisher\":{\"@id\":\"https:\/\/problemista.eu\/en\/#\/schema\/person\/a232ae49fa90d44f7d423812f6d31678\"},\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/problemista.eu\/en\/?s={search_term_string}\"},\"query-input\":\"required name=search_term_string\"}],\"inLanguage\":\"en-GB\"},{\"@type\":\"WebPage\",\"@id\":\"https:\/\/problemista.eu\/en\/2021\/03\/09\/babson-task\/#webpage\",\"url\":\"https:\/\/problemista.eu\/en\/2021\/03\/09\/babson-task\/\",\"name\":\"Babson task - Problemista\",\"isPartOf\":{\"@id\":\"https:\/\/problemista.eu\/en\/#website\"},\"datePublished\":\"2021-03-09T07:56:23+00:00\",\"dateModified\":\"2021-03-08T19:03:44+00:00\",\"breadcrumb\":{\"@id\":\"https:\/\/problemista.eu\/en\/2021\/03\/09\/babson-task\/#breadcrumb\"},\"inLanguage\":\"en-GB\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/problemista.eu\/en\/2021\/03\/09\/babson-task\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/problemista.eu\/en\/2021\/03\/09\/babson-task\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\"}]},{\"@type\":\"Article\",\"@id\":\"https:\/\/problemista.eu\/en\/2021\/03\/09\/babson-task\/#article\",\"isPartOf\":{\"@id\":\"https:\/\/problemista.eu\/en\/2021\/03\/09\/babson-task\/#webpage\"},\"author\":{\"@id\":\"https:\/\/problemista.eu\/en\/#\/schema\/person\/a232ae49fa90d44f7d423812f6d31678\"},\"headline\":\"Babson task\",\"datePublished\":\"2021-03-09T07:56:23+00:00\",\"dateModified\":\"2021-03-08T19:03:44+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\/\/problemista.eu\/en\/2021\/03\/09\/babson-task\/#webpage\"},\"wordCount\":142,\"commentCount\":0,\"publisher\":{\"@id\":\"https:\/\/problemista.eu\/en\/#\/schema\/person\/a232ae49fa90d44f7d423812f6d31678\"},\"keywords\":[\"chess composition\",\"chess problems\",\"theme\"],\"articleSection\":[\"Glossary\"],\"inLanguage\":\"en-GB\",\"potentialAction\":[{\"@type\":\"CommentAction\",\"name\":\"Comment\",\"target\":[\"https:\/\/problemista.eu\/en\/2021\/03\/09\/babson-task\/#respond\"]}]},{\"@type\":[\"Person\",\"Organization\"],\"@id\":\"https:\/\/problemista.eu\/en\/#\/schema\/person\/a232ae49fa90d44f7d423812f6d31678\",\"name\":\"bogusz\",\"image\":{\"@type\":\"ImageObject\",\"@id\":\"https:\/\/problemista.eu\/en\/#personlogo\",\"inLanguage\":\"en-GB\",\"url\":\"https:\/\/secure.gravatar.com\/avatar\/dcc33d8ca47ed65ac501362ccffe8b7d?s=96&d=mm&r=g\",\"contentUrl\":\"https:\/\/secure.gravatar.com\/avatar\/dcc33d8ca47ed65ac501362ccffe8b7d?s=96&d=mm&r=g\",\"caption\":\"bogusz\"},\"logo\":{\"@id\":\"https:\/\/problemista.eu\/en\/#personlogo\"},\"sameAs\":[\"http:\/\/problemista.eu\/en\"],\"url\":\"https:\/\/problemista.eu\/en\/author\/bogusz\/\"}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","_links":{"self":[{"href":"https:\/\/problemista.eu\/en\/wp-json\/wp\/v2\/posts\/545"}],"collection":[{"href":"https:\/\/problemista.eu\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/problemista.eu\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/problemista.eu\/en\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/problemista.eu\/en\/wp-json\/wp\/v2\/comments?post=545"}],"version-history":[{"count":3,"href":"https:\/\/problemista.eu\/en\/wp-json\/wp\/v2\/posts\/545\/revisions"}],"predecessor-version":[{"id":548,"href":"https:\/\/problemista.eu\/en\/wp-json\/wp\/v2\/posts\/545\/revisions\/548"}],"wp:attachment":[{"href":"https:\/\/problemista.eu\/en\/wp-json\/wp\/v2\/media?parent=545"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/problemista.eu\/en\/wp-json\/wp\/v2\/categories?post=545"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/problemista.eu\/en\/wp-json\/wp\/v2\/tags?post=545"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}