Problem Display
PID: 148362 (2R4R/3k2P1/N1p2P2/2Bn4/8/p7/BpPP4/1K6 w - - 0 1)

Purchas, Francis Eastwood

British Chess Magazine, 1900

2R4R/3k2P1/N1p2P2/2Bn4/8/p7/BpPP4/1K6

#4

10 + 5


SOLUTION


  • COOKED
  • Keys
    • 1.Be7!
      • threat
        • 2.Sc5#
      • 1...Ke6
        • 2.Rh5
          • threat
            • 3.Sc5+
              • 3...Kf7
                • 4.g8Q#
            • 3.g8Q+
              • 3...Kd7
                • 4.Sc5#
                • 4.Sb8#
                • 4.Rd8#
                • 4.Qg4#
            • 3.g8B+
              • 3...Kd7
                • 4.Rd8#
            • 3.Sb8
              • threat
                • 4.g8Q#
                • 4.g8B#
              • 3...Kf7
                • 4.g8Q#
            • 3.Rd8
              • threat
                • 4.g8Q#
                • 4.g8B#
              • 3...Kf7
                • 4.g8Q#
          • 2...Kd7
            • 3.Rd8+
              • 3...Ke6
                • 4.g8Q#
                • 4.g8B#
          • 2...c5
            • 3.Sxc5+
              • 3...Kf7
                • 4.g8Q#
            • 3.Bxd5+
              • 3...Kd7
                • 4.Rd8#
            • 3.g8Q+
              • 3...Kd7
                • 4.Sxc5#
                • 4.Sb8#
                • 4.Rxd5#
                • 4.Qg4#
            • 3.Rxd5
              • threat
                • 4.g8Q#
                • 4.g8B#
              • 3...Kf7
                • 4.g8Q#
            • 3.Sb8
              • threat
                • 4.Bxd5#
                • 4.g8Q#
                • 4.g8B#
              • 3...Kf7
                • 4.g8Q#
            • 3.Rd8
              • threat
                • 4.Bxd5#
                • 4.g8Q#
                • 4.g8B#
              • 3...Kf7
                • 4.g8Q#
    • 1.g8B!
      • threat
        • 2.Rd8+
          • 2...Kxd8
            • 3.Be6#
      • 1...Sc3+
        • 2.dxc3
          • 2...Kxc8
            • 3.Bgc4+
              • 3...Kb7
                • 4.Rb8#
              • 3...Kd7
                • 4.Be6#
      • 1...Kxc8
        • 2.Bgxd5+
          • 2...Kb7
            • 3.Ra8
              • 3...Kxa8
                • 4.Bxc6#
              • 3...cxd5
                • 4.Bxd5#

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