Problem Display
PID: 152821 (8/1p1RBrpp/2pK2b1/q1N2pn1/r1PkNP2/1R2p1PQ/4B1P1/n7 w - - 0 1)

Fomichev, Evgeny Vasilevich

Sigurov, Aleksandr Ilich

StrateGems, 2011

8/1p1RBrpp/2pK2b1/q1N2pn1/r1PkNP2/1R2p1PQ/4B1P1/n7

#4

12 + 13


SOLUTION


  • SOUND
  • Keys
    • 1.Qh6!
      • threat
        • 2.Qxg7+
          • 2...Rf6+
            • 3.Bxf6#
            • 3.Qxf6#
          • 2...Rxg7
            • 3.Bf6#
      • 1...Qxc5+
        • 2.Kc7+
          • 2...Qd6+
            • 3.Rxd6+
              • 3...Kxe4
                • 4.Bd3#
          • 2...Qd5
            • 3.Bc5+
              • 3...Kxe4
                • 4.Rxe3#
      • 1...Sxe4+
        • 2.Ke6+
          • 2...Sd6
            • 3.Rxd6+
              • 3...Kxc5
                • 4.Rd5#
      • 1...gxh6
        • 2.Bf6+
          • 2...Rxf6+
            • 3.Ke7+
              • 3...Rd6
                • 4.Rxd6#
      • 1...Qd8
        • 2.Rd3+
          • 2...Kxc4
            • 3.Ra3+
              • 3...Kb4
                • 4.Rxa4#
              • 3...Kd4
                • 4.Rxa4#

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).