{"id":4450,"date":"2014-12-26T09:00:08","date_gmt":"2014-12-26T17:00:08","guid":{"rendered":"http:\/\/www.gmpuzzles.com\/blog\/?p=4450"},"modified":"2021-12-24T08:48:49","modified_gmt":"2021-12-24T16:48:49","slug":"pentominous-carl-worth-2","status":"publish","type":"post","link":"https:\/\/www.gmpuzzles.com\/blog\/2014\/12\/pentominous-carl-worth-2\/","title":{"rendered":"Pentominous by Carl Worth"},"content":{"rendered":"<p align=\"center\"><img decoding=\"async\" src=\"https:\/\/www.gmpuzzles.com\/images\/puzzles\/141226-Pentominous-FIsForFiendish.png\" alt=\"Pentominous by Carl Worth\"><\/p>\n<p align=\"center\"><a href=\"https:\/\/www.gmpuzzles.com\/images\/puzzles\/141226-Pentominous-FIsForFiendish.pdf\">PDF<\/a><\/p>\n<p>or <a href=https:\/\/gmpuzzles.com\/s\/141226Ffor>solve online<\/a> (using our beta test of Penpa-Edit tools; use tab to alternate between a composite mode for line\/edge drawing and a letter entry mode.)<\/p>\n<p><b>Theme:<\/b> F is for Fiendish<\/p>\n<p><b>Author\/Opus:<\/b> This is the 4th puzzle from guest contributor Carl Worth.<\/p>\n<p><b>Rules:<\/b> Divide the grid into 20 pentominoes so that no two pentominoes of the same shape (including rotations\/reflections) share an edge. A cell with a letter in it must be part of the pentomino shape normally associated with that letter. An inventory of possible pentominoes is given below the puzzle.<\/p>\n<p><b>Answer String:<\/b> Enter the letter associated with the pentomino occupying each cell in the marked rows from left to right and in the marked columns from top to bottom, separating the groups with a comma. Use CAPITAL LETTERS!<\/p>\n<p><b>Time Standards (highlight to view):<\/b> <span style=\"color:white;background-color:white;\">Grandmaster = 4:30, Master = 10:00, Expert = 20:00<\/span><\/p>\n<p><b>Solution:<\/b> <a href=\"https:\/\/www.gmpuzzles.com\/images\/puzzles\/141226-Pentominous-FIsForFiendish-soln.pdf\">PDF<\/a><\/p>\n<p><b>Note:<\/b> Follow this link for other <a href=\"https:\/\/www.gmpuzzles.com\/blog\/tag\/pentominous\/\">Pentominous puzzles<\/a>. If you are new to this puzzle type, here are our <a href=https:\/\/www.gmpuzzles.com\/blog\/tag\/pentominous+classic+mondaytuesday\/>easiest Pentominous<\/a> to get started on.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>PDF or solve online (using our beta test of Penpa-Edit tools; use tab to alternate between a composite mode for line\/edge drawing and a letter entry mode.) Theme: F is for Fiendish Author\/Opus: This is the 4th puzzle from guest contributor Carl Worth. Rules: Divide the grid into 20 pentominoes so that no two pentominoes [&hellip;]<\/p>\n","protected":false},"author":11,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[113,3],"tags":[17,80,82,155],"class_list":["post-4450","post","type-post","status-publish","format-standard","hentry","category-pentominous","category-puzzle","tag-fridaysaturday","tag-pentomino","tag-classic","tag-pentominous"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.3 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Pentominous by Carl Worth - The Art of Puzzles<\/title>\n<meta name=\"description\" content=\"F may be the hardest Pentomino to visualize, and this Pentominous puzzle by Carl Worth should prove that. Can you solve this Fiendish Friday puzzle.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.gmpuzzles.com\/blog\/2014\/12\/pentominous-carl-worth-2\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Pentominous by Carl Worth - The Art of Puzzles\" \/>\n<meta property=\"og:description\" content=\"F may be the hardest Pentomino to visualize, and this Pentominous puzzle by Carl Worth should prove that. Can you solve this Fiendish Friday puzzle.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.gmpuzzles.com\/blog\/2014\/12\/pentominous-carl-worth-2\/\" \/>\n<meta property=\"og:site_name\" content=\"The Art of Puzzles\" \/>\n<meta property=\"article:published_time\" content=\"2014-12-26T17:00:08+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2021-12-24T16:48:49+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.gmpuzzles.com\/images\/puzzles\/141226-Pentominous-FIsForFiendish.png\" \/>\n<meta name=\"author\" content=\"Carl Worth\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:creator\" content=\"@drsudoku\" \/>\n<meta name=\"twitter:site\" content=\"@drsudoku\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"Carl Worth\" \/>\n\t<meta name=\"twitter:label2\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data2\" content=\"1 minute\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\\\/\\\/www.gmpuzzles.com\\\/blog\\\/2014\\\/12\\\/pentominous-carl-worth-2\\\/#article\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/www.gmpuzzles.com\\\/blog\\\/2014\\\/12\\\/pentominous-carl-worth-2\\\/\"},\"author\":{\"name\":\"Carl Worth\",\"@id\":\"https:\\\/\\\/www.gmpuzzles.com\\\/blog\\\/#\\\/schema\\\/person\\\/fcaf3650462777b05195effc6121b2ef\"},\"headline\":\"Pentominous by Carl Worth\",\"datePublished\":\"2014-12-26T17:00:08+00:00\",\"dateModified\":\"2021-12-24T16:48:49+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\\\/\\\/www.gmpuzzles.com\\\/blog\\\/2014\\\/12\\\/pentominous-carl-worth-2\\\/\"},\"wordCount\":172,\"commentCount\":10,\"image\":{\"@id\":\"https:\\\/\\\/www.gmpuzzles.com\\\/blog\\\/2014\\\/12\\\/pentominous-carl-worth-2\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/www.gmpuzzles.com\\\/images\\\/puzzles\\\/141226-Pentominous-FIsForFiendish.png\",\"keywords\":[\"fri\\\/sat\",\"pentomino\",\"classic\",\"Pentominous\"],\"articleSection\":[\"Pentominous\",\"Puzzle\"],\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"CommentAction\",\"name\":\"Comment\",\"target\":[\"https:\\\/\\\/www.gmpuzzles.com\\\/blog\\\/2014\\\/12\\\/pentominous-carl-worth-2\\\/#respond\"]}]},{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/www.gmpuzzles.com\\\/blog\\\/2014\\\/12\\\/pentominous-carl-worth-2\\\/\",\"url\":\"https:\\\/\\\/www.gmpuzzles.com\\\/blog\\\/2014\\\/12\\\/pentominous-carl-worth-2\\\/\",\"name\":\"Pentominous by Carl Worth - The Art of Puzzles\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/www.gmpuzzles.com\\\/blog\\\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\\\/\\\/www.gmpuzzles.com\\\/blog\\\/2014\\\/12\\\/pentominous-carl-worth-2\\\/#primaryimage\"},\"image\":{\"@id\":\"https:\\\/\\\/www.gmpuzzles.com\\\/blog\\\/2014\\\/12\\\/pentominous-carl-worth-2\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/www.gmpuzzles.com\\\/images\\\/puzzles\\\/141226-Pentominous-FIsForFiendish.png\",\"datePublished\":\"2014-12-26T17:00:08+00:00\",\"dateModified\":\"2021-12-24T16:48:49+00:00\",\"author\":{\"@id\":\"https:\\\/\\\/www.gmpuzzles.com\\\/blog\\\/#\\\/schema\\\/person\\\/fcaf3650462777b05195effc6121b2ef\"},\"description\":\"F may be the hardest Pentomino to visualize, and this Pentominous puzzle by Carl Worth should prove that. 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