Problem Display
PID: 151961 (7k/5pRp/5P1p/3P3P/2P4P/7K/5PpP/6Rb w - - 0 1)

Dawson, Thomas Rayner

Probleemblad, 1948

7k/5pRp/5P1p/3P3P/2P4P/7K/5PpP/6Rb

#4

10 + 6


15256 TRD Scrapbook 2014

SOLUTION


  • COOKED
  • Keys
    • 1.Rb1!
      • threat
        • 2.Rb8#
      • 1...g1S+
        • 2.Rgxg1
          • threat
            • 3.Rb8#
          • 2...Bg2+
            • 3.Kxg2
              • 3...Kg8
                • 4.Rb8#
    • 1.R7xg2!
      • 1...Bxg2+
        • 2.Kxg2
          • 2...Kg8
            • 3.Ra1
              • threat
                • 4.Ra8#
              • 3...Kf8
                • 4.Ra8#
              • 3...Kh8
                • 4.Ra8#
            • 3.Rb1
              • threat
                • 4.Rb8#
              • 3...Kf8
                • 4.Rb8#
              • 3...Kh8
                • 4.Rb8#
    • 1.Rg8+!
      • 1...Kxg8
        • 2.d6
          • threat
            • 3.d7
              • threat
                • 4.d8Q#
                • 4.d8R#
              • 3...Kf8
                • 4.d8Q#
                • 4.d8R#
              • 3...Kh8
                • 4.d8Q#
                • 4.d8R#
          • 2...Kf8
            • 3.d7
              • 3...Kg8
                • 4.d8Q#
                • 4.d8R#
          • 2...Kh8
            • 3.d7
              • 3...Kg8
                • 4.d8Q#
                • 4.d8R#

FEATURES


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Implemented with HTML5, MySQL, Perl (with, inter alia, CGI::Simple, HTML::Template & XML::LibXML) & CSS/Javascript (jQuery, Bootstrap & DataTables).