Problem Display
PID: 267716 (3B4/6bK/1R6/3k3N/r2P2r1/1P3PP1/N7/1n3nQ1 w - - 0 1)

Goumondy, Claude

diagrammes, 1976

3B4/6bK/1R6/3k3N/r2P2r1/1P3PP1/N7/1n3nQ1

#4

10 + 6


SOLUTION


  • SOUND
  • Keys
    • 1.Bc7!
      • threat
        • 2.Rd6#
      • 1...Raxd4
        • 2.Sb4+
          • 2...Kc5
            • 3.Sd3+
              • 3...Kd5
                • 4.Rd6#
          • 2...Rxb4
            • 3.Rd6+
              • 3...Ke5
                • 4.Qc5#
      • 1...Rgxd4
        • 2.Sf4+
          • 2...Kc5
            • 3.Sd3+
              • 3...Kd5
                • 4.Rd6#
          • 2...Rxf4
            • 3.Rd6+
              • 3...Ke5
                • 4.Qc5#
      • 1...Bxd4
        • 2.Sf6+
          • 2...Kc5
            • 3.Sd7+
              • 3...Kd5
                • 4.Rd6#
          • 2...Bxf6
            • 3.Rd6+
              • 3...Ke5
                • 4.Qc5#

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).