Problem Display
PID: 212381 (1n2r3/N1p3q1/1pR2b2/nN1k2p1/K2P1P2/B2P1P1B/1p6/4R2r w - - 0 1)

Kuzovkov, Aleksandr S

The Problemist, 1986

1n2r3/N1p3q1/1pR2b2/nN1k2p1/K2P1P2/B2P1P1B/1p6/4R2r

#4

11 + 11


SOLUTION


  • SOUND
  • Keys
    • 1.Bc5!
      • threat
        • 2.Sc3#
      • 1...Bxd4
        • 2.Be7
          • threat
            • 3.Sxc7#
            • 3.Be6#
          • 2...Qxe7
            • 3.Be6+
              • 3...Qxe6
                • 4.Sxc7#
          • 2...Rxe7
            • 3.Sxc7+
              • 3...Rxc7
                • 4.Be6#
          • 2...Qe5
            • 3.Sxc7+
              • 3...Qxc7
                • 4.Be6#
            • 3.Be6+
              • 3...Qxe6
                • 4.Sxc7#
            • 3.Rxe5+
              • 3...Bxe5
                • 4.Be6#
      • 1...b1S
        • 2.Re7
          • threat
            • 3.Sxc7#
            • 3.Be6#
          • 2...Qxe7
            • 3.Be6+
              • 3...Qxe6
                • 4.Sxc7#
          • 2...Rxe7
            • 3.Sxc7+
              • 3...Rxc7
                • 4.Be6#
                • 4.Rd6#

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).