Problem Display
PID: 253107 (7R/p7/Ppppppp1/1PPPPPPp/8/7N/5R2/K6k w - - 0 1)

Guttmann, Herbert

Die Schwalbe, 1930

7R/p7/Ppppppp1/1PPPPPPp/8/7N/5R2/K6k

#4

11 + 9


SOLUTION


  • SOUND
  • Keys
    • 1.Ra2!
      • 1...bxc5
        • 2.bxc6
          • threat
            • 3.Rb8
              • threat
                • 4.Rb1#
      • 1...cxb5
        • 2.cxb6
          • threat
            • 3.Rc8
              • threat
                • 4.Rc1#
        • 2.cxd6
          • threat
            • 3.Rc8
              • threat
                • 4.Rc1#
      • 1...cxd5
        • 2.cxb6
          • threat
            • 3.Rc8
              • threat
                • 4.Rc1#
        • 2.cxd6
          • threat
            • 3.Rc8
              • threat
                • 4.Rc1#
      • 1...dxc5
        • 2.dxc6
          • threat
            • 3.Rd8
              • threat
                • 4.Rd1#
        • 2.dxe6
          • threat
            • 3.Rd8
              • threat
                • 4.Rd1#
      • 1...dxe5
        • 2.dxc6
          • threat
            • 3.Rd8
              • threat
                • 4.Rd1#
        • 2.dxe6
          • threat
            • 3.Rd8
              • threat
                • 4.Rd1#
      • 1...exd5
        • 2.exd6
          • threat
            • 3.Re8
              • threat
                • 4.Re1#
        • 2.exf6
          • threat
            • 3.Re8
              • threat
                • 4.Re1#
      • 1...exf5
        • 2.exd6
          • threat
            • 3.Re8
              • threat
                • 4.Re1#
        • 2.exf6
          • threat
            • 3.Re8
              • threat
                • 4.Re1#
      • 1...fxe5
        • 2.fxe6
          • threat
            • 3.Rf8
              • threat
                • 4.Rf1#
        • 2.fxg6
          • threat
            • 3.Rf8
              • threat
                • 4.Rf1#
      • 1...fxg5
        • 2.fxe6
          • threat
            • 3.Rf8
              • threat
                • 4.Rf1#
        • 2.fxg6
          • threat
            • 3.Rf8
              • threat
                • 4.Rf1#
      • 1...gxf5
        • 2.gxf6
          • threat
            • 3.Rg8
              • threat
                • 4.Rg1#
      • 1...h4
        • 2.Rxh4
          • threat
            • 3.Rb4
              • threat
                • 4.Rb1#
            • 3.Rc4
              • threat
                • 4.Rc1#
            • 3.Rd4
              • threat
                • 4.Rd1#
            • 3.Re4
              • threat
                • 4.Re1#
            • 3.Rf4
              • threat
                • 4.Rf1#
            • 3.Rg4
              • threat
                • 4.Rg1#

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).