Problem Display
PID: 140301 (8/8/1P6/N7/p3B3/8/p3K3/k7 w - - 0 1)

Georgala, K

Shakhmaty v SSSR, 1949

8/8/1P6/N7/p3B3/8/p3K3/k7

#4

4 + 3


SOLUTION


  • SOUND
  • Keys
    • 1.b7!
      • threat
        • 2.b8Q
          • 2...a3
            • 3.Qe5#
            • 3.Qh8#
      • 1...Kb2
        • 2.b8Q+
          • 2...Kc1
            • 3.Sc4
              • threat
                • 4.Qf4#
                • 4.Qb2#
            • 3.Qe5
              • threat
                • 4.Qa1#
                • 4.Qc3#
              • 3...a1Q
                • 4.Qxa1#
              • 3...a1S
                • 4.Qxa1#
              • 3...a1B
                • 4.Qxa1#
            • 3.Qb4
              • threat
                • 4.Qd2#
                • 4.Qa3#
                • 4.Qc3#
            • 3.Qh8
              • threat
                • 4.Qa1#
                • 4.Qc3#
              • 3...a1Q
                • 4.Qxa1#
              • 3...a1S
                • 4.Qxa1#
              • 3...a1B
                • 4.Qxa1#
          • 2...Kc3
            • 3.Sc6
              • threat
                • 4.Qb4#
              • 3...Kc4
                • 4.Qb4#
      • 1...a3
        • 2.b8B
          • 2...Kb2
            • 3.Be5+
              • 3...Kc1
                • 4.Sb3#
        • 2.Kd2
          • 2...Kb2
            • 3.b8Q+
              • 3...Ka1
                • 4.Qe5#
                • 4.Qh8#

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).