Problem Display
PID: 26595 (1N4b1/1N2p2q/p4p2/3k1Bn1/r1pB2Q1/p4P2/5P2/3Kb3 w - - 0 1)

Gulyaev, Aleksandr Pavlovich (aka Grin, AP)

Pachman, Vladimir

3rd Prize, PON, 1960

1N4b1/1N2p2q/p4p2/3k1Bn1/r1pB2Q1/p4P2/5P2/3Kb3

#4

8 + 11


2988 Izbrannie Kompozitsi 1985

SOLUTION


  • SOUND
  • Keys
    • 1.Kc2!
      • threat
        • 2.Qe4+
          • 2...Sxe4
            • 3.fxe4+
              • 3...Kxd4
                • 4.Sc6#
      • 1...Bxf2
        • 2.Bc3
          • threat
            • 3.Qe4+
              • 3...Sxe4
                • 4.fxe4#
          • 2...Qxf5+
            • 3.Qxf5+
              • 3...e5
                • 4.Qd7#
          • 2...Qh1
            • 3.Be4+
              • 3...Sxe4
                • 4.Qxe4#
          • 2...Qh4
            • 3.Be4+
              • 3...Sxe4
                • 4.fxe4#
      • 1...c3
        • 2.Kd3
          • threat
            • 3.Qe4+
              • 3...Sxe4
                • 4.fxe4#
          • 2...Qxf5+
            • 3.Qxf5+
              • 3...e5
                • 4.Qd7#
          • 2...Qh1
            • 3.Be4+
              • 3...Sxe4
                • 4.Qxe4#
          • 2...Qh3
            • 3.Be4+
              • 3...Sxe4
                • 4.Qxe4#
          • 2...Qh4
            • 3.Be4+
              • 3...Sxe4
                • 4.fxe4#
      • 1...Qh4
        • 2.Be4+
          • 2...Sxe4
            • 3.fxe4+
              • 3...Kxd4
                • 4.Sc6#

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).