Problem Display
PID: 130061 (1rn2b1k/1p2p2P/8/4P3/7Q/8/p7/K1RR4 w - - 0 1)

Kubbel, Leonid Ivanovich (AKA Kubbel, Karl Artur Leonid)

Prager Presse, 1935

1rn2b1k/1p2p2P/8/4P3/7Q/8/p7/K1RR4

#3

6 + 7


6490 yacpdb 2009

SOLUTION


  • SOUND
  • Tries
    • 1.Rxc8?
      • threat
        • 2.Rg1
          • threat
            • 3.Rg8#
      • 1...Kg7
        • 2.h8S
          • threat
            • 3.Rg1#
          • 2...Kg8
            • 3.Rg1#
      • 1...Rxc8!
    • 1.Rg1?
      • threat
        • 2.Rg8#
      • 1...Bh6
        • 2.Qxh6
          • threat
            • 3.Rg8#
            • 3.Qg7#
      • 1...Bg7!
    • 1.Qg5?
      • threat
        • 2.Qg8#
      • 1...Kxh7
        • 2.Rh1+
          • 2...Bh6
            • 3.Rxh6#
      • 1...Bg7!
  • Keys
    • 1.Rd8!
      • threat
        • 2.Rg1
          • threat
            • 3.Rg8#
            • 3.Rxf8#
      • 1...Kg7
        • 2.h8S
          • threat
            • 3.Rg1#
          • 2...Kg8
            • 3.Rg1#
      • 1...Sb6
        • 2.Rg1
          • threat
            • 3.Rg8#
      • 1...Sd6
        • 2.Rg1
          • threat
            • 3.Rg8#
      • 1...Sa7
        • 2.Rg1
          • threat
            • 3.Rg8#
      • 1...e6
        • 2.Rh1
          • threat
            • 3.Qf6#
          • 2...Kg7
            • 3.Qf6#

FEATURES


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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).