Problem Display
PID: 277937 (1Q1K4/1R2B3/4b1pp/2p2n1r/p1k2p1P/3p1B2/1pr1n2N/R7 w - - 0 1)

Agarkov, Anatoly Yakovlevich

Kornev, Sergey Alekseevich

Buletin Problemistic, 1976

1Q1K4/1R2B3/4b1pp/2p2n1r/p1k2p1P/3p1B2/1pr1n2N/R7

#4

8 + 13


6490 yacpdb 2024

SOLUTION


  • SOUND
  • Keys
    • 1.Qc7!
      • threat
        • 2.Qxc5#
      • 1...Kc3
        • 2.Bf6+
          • 2...Sed4
            • 3.Qa5+
              • 3...Kc4
                • 4.Rxa4#
            • 3.Qxc5+
              • 3...Kd2
                • 4.Sf1#
              • 3...Bc4
                • 4.Qb4#
                • 4.Qa5#
          • 2...Sfd4
            • 3.Qa5+
              • 3...Kc4
                • 4.Rxa4#
        • 2.Qxc5+
          • 2...Bc4
            • 3.Bf6+
              • 3...Kd2
                • 4.Sf1#
              • 3...Sed4
                • 4.Qb4#
                • 4.Qa5#
              • 3...Sfd4
                • 4.Qb4#
      • 1...Kd4
        • 2.Qe5+
          • 2...Kxe5
            • 3.Bf6+
              • 3...Kd6
                • 4.Rb6#
              • 3...Kxf6
                • 4.Sg4#
      • 1...d2
        • 2.Rxa4+
          • 2...Kc3
            • 3.Qxc5+
              • 3...Kd3
                • 4.Be4#
              • 3...Bc4
                • 4.Ra3#
                • 4.Qxc4#
          • 2...Kd3
            • 3.Be4+
              • 3...Kc3
                • 4.Qa5#
              • 3...Ke3
                • 4.Sg4#

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).