Problem Display
PID: 121762 (5k2/5P2/2p2K1p/3ppP1P/5pRR/3P4/1p3p1P/6r1 w - - 0 1)

Ernst, Georg

More White Rooks, 1911

5k2/5P2/2p2K1p/3ppP1P/5pRR/3P4/1p3p1P/6r1

#4

8 + 9


6490 yacpdb 2009

SOLUTION


  • SOUND
  • Keys
    • 1.Rg3!
      • threat
        • 2.Rhg4
          • threat
            • 3.Rg8#
          • 2...Rxg3
            • 3.hxg3
              • threat
                • 4.Rg8#
      • 1...Rxg3
        • 2.hxg3
          • threat
            • 3.Rg4
              • threat
                • 4.Rg8#
      • 1...fxg3
        • 2.Ra4
          • threat
            • 3.Ra8#
          • 2...b1Q
            • 3.Ra8+
              • 3...Qb8
                • 4.Rxb8#
          • 2...b1R
            • 3.Ra8+
              • 3...Rb8
                • 4.Rxb8#
          • 2...Ra1
            • 3.Rg4
              • threat
                • 4.Rg8#
      • 1...f3
        • 2.Ra4
          • threat
            • 3.Ra8#
          • 2...b1Q
            • 3.Ra8+
              • 3...Qb8
                • 4.Rxb8#
          • 2...b1R
            • 3.Ra8+
              • 3...Rb8
                • 4.Rxb8#
        • 2.Rb4
          • threat
            • 3.Rb8#
          • 2...b1Q
            • 3.Rxb1
              • threat
                • 4.Rb8#
              • 3...Rxb1
                • 4.Rg8#
          • 2...b1R
            • 3.Rxb1
              • threat
                • 4.Rb8#
              • 3...Rxb1
                • 4.Rg8#
        • 2.Rhg4
          • threat
            • 3.Rg8#
          • 2...Rxg3
            • 3.Rxg3
              • threat
                • 4.Rg8#
            • 3.hxg3
              • threat
                • 4.Rg8#

FEATURES


NOT CLASSIFIED


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