Problem Display
PID: 34673 (k3r3/1p6/pP2p3/1p2K3/8/8/7Q/7B w - - 0 1)

Shire, David J

British Chess Magazine, 1974

k3r3/1p6/pP2p3/1p2K3/8/8/7Q/7B

#4

4 + 6


SOLUTION


  • COOKED
  • Keys
    • 1.Qc2!
      • threat
        • 2.Bxb7+
          • 2...Kxb7
            • 3.Qc7+
              • 3...Ka8
                • 4.Qa7#
      • 1...Rb8
        • 2.Bxb7+
          • 2...Kxb7
            • 3.Qc7+
              • 3...Ka8
                • 4.Qa7#
          • 2...Rxb7
            • 3.Qc8+
              • 3...Rb8
                • 4.Qxa6#
        • 2.Qa2
          • threat
            • 3.Qxa6#
          • 2...Rc8
            • 3.Qxa6+
              • 3...Kb8
                • 4.Qxb7#
                • 4.Qa7#
          • 2...Rd8
            • 3.Qxa6+
              • 3...Kb8
                • 4.Qxb7#
          • 2...Re8
            • 3.Qxa6+
              • 3...Kb8
                • 4.Qxb7#
          • 2...Rf8
            • 3.Qxa6+
              • 3...Kb8
                • 4.Qxb7#
          • 2...Rg8
            • 3.Qxa6+
              • 3...Kb8
                • 4.Qxb7#
          • 2...Rh8
            • 3.Qxa6+
              • 3...Kb8
                • 4.Qxb7#
      • 1...a5
        • 2.Bxb7+
          • 2...Kxb7
            • 3.Qc7+
              • 3...Ka6
                • 4.Qa7#
              • 3...Ka8
                • 4.Qa7#
    • 1.Qg2!
      • threat
        • 2.Qxb7#
      • 1...Rb8
        • 2.Qa2
          • threat
            • 3.Qxa6#
          • 2...Rc8
            • 3.Qxa6+
              • 3...Kb8
                • 4.Qxb7#
                • 4.Qa7#
          • 2...Rd8
            • 3.Qxa6+
              • 3...Kb8
                • 4.Qxb7#
          • 2...Re8
            • 3.Qxa6+
              • 3...Kb8
                • 4.Qxb7#
          • 2...Rf8
            • 3.Qxa6+
              • 3...Kb8
                • 4.Qxb7#
          • 2...Rg8
            • 3.Qxa6+
              • 3...Kb8
                • 4.Qxb7#
          • 2...Rh8
            • 3.Qxa6+
              • 3...Kb8
                • 4.Qxb7#

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