Problem Display
PID: 186465 (8/2p1Nnp1/2pP1p1n/rPN1k1pP/p7/3R2P1/2PPK3/8 w - - 0 1)

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

1st Prize, Deutsche Schachzeitung, 1911

8/2p1Nnp1/2pP1p1n/rPN1k1pP/p7/3R2P1/2PPK3/8

#4

10 + 10


6490 yacpdb 2018

SOLUTION


  • SOUND
  • Keys
    • 1.c3!
      • threat
        • 2.Rd5+
          • 2...cxd5
            • 3.d4+
              • 3...Kxd6
                • 4.Sc8#
      • 1...Rxb5
        • 2.Re3+
          • 2...Kxd6
            • 3.Re6+
              • 3...Kxc5
                • 4.Rxc6#
      • 1...f5
        • 2.Sg6+
          • 2...Kf6
            • 3.Sd7+
              • 3...Ke6
                • 4.Sgf8#
      • 1...Ra8
        • 2.bxc6
          • threat
            • 3.Rd5#
          • 2...f5
            • 3.Re3+
              • 3...Kxd6
                • 4.Sb7#
              • 3...Kf6
                • 4.Sd7#
                • 4.Sd5#
                • 4.Re6#
      • 1...Sg8
        • 2.Rd5+
          • 2...cxd5
            • 3.d4+
              • 3...Kxd6
                • 4.Sf5#
                • 4.Sc8#

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).