Problem Display
PID: 119215 (3K2Nb/p2pP2P/1R6/B1k3p1/1pP2p2/NPPp4/B7/4r2r w - - 0 1)

Zappas, Byron

BCF, 1954

3K2Nb/p2pP2P/1R6/B1k3p1/1pP2p2/NPPp4/B7/4r2r

#5

11 + 10


6490 yacpdb 2009

SOLUTION


  • SOUND
  • Keys
    • 1.Sb5!
      • threat
        • 2.cxb4#
      • 1...Bxc3
        • 2.Rd6
          • threat
            • 3.Rd5+
              • 3...Kc6
                • 4.Kc8
                  • threat
                    • 5.Sxa7#
                  • 4...Bd4
                    • 5.Sxd4#
                  • 4...a6
                    • 5.Sa7#
            • 3.Kxd7
              • threat
                • 4.Rd5#
                • 4.Rc6#
              • 3...Rxe7+
                • 4.Sxe7
                  • threat
                    • 5.Rd5#
                    • 5.Rc6#
          • 2...Re4
            • 3.Kxd7
              • threat
                • 4.Rd5#
                • 4.Rc6#
              • 3...Rxe7+
                • 4.Sxe7
                  • threat
                    • 5.Rd5#
                    • 5.Rc6#
              • 3...Rxc4
                • 4.Sxa7
                  • threat
                    • 5.Bb6#
                • 4.bxc4
                  • threat
                    • 5.Rd5#
                    • 5.Rc6#
              • 3...Rd4
                • 4.Sxd4
                  • threat
                    • 5.Se6#
                    • 5.Rd5#
          • 2...Re5
            • 3.Sf6
              • threat
                • 4.Sxd7#
              • 3...Rxe7
                • 4.Kc7
                  • threat
                    • 5.Rd5#
                  • 4...Re5
                    • 5.Sxd7#
                  • 4...Be5
                    • 5.Se4#
          • 2...Be5
            • 3.Rd5+
              • 3...Kc6
                • 4.Kc8
                  • threat
                    • 5.Sxa7#
                  • 4...Bd4
                    • 5.Sxd4#
                  • 4...Bb8
                    • 5.Sd4#
                  • 4...a6
                    • 5.Sa7#

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).