Problem Display
PID: 272152 (3b1Br1/1K1n1p2/2B3p1/1n1R1Pp1/1p2k3/4pNP1/1p4P1/N3r3 w - - 0 1)

Goumondy, Claude

diagrammes, 1977

3b1Br1/1K1n1p2/2B3p1/1n1R1Pp1/1p2k3/4pNP1/1p4P1/N3r3

#4

9 + 12


SOLUTION


  • SOUND
  • Keys
    • 1.f6!
      • threat
        • 2.Sxg5#
      • 1...Sd6+
        • 2.Rxd6+
          • 2...Kf5
            • 3.Bxd7+
              • 3...Ke4
                • 4.Rd4#
      • 1...Sc5+
        • 2.Rxc5+
          • 2...Kd3
            • 3.Bxb5+
              • 3...Ke4
                • 4.Re5#
      • 1...Sd4
        • 2.Rxd4+
          • 2...Kf5
            • 3.Bxd7+
              • 3...Kxf6
                • 4.Rd6#
            • 3.g4+
              • 3...Ke6
                • 4.Rd6#
              • 3...Kxf6
                • 4.Rd6#
      • 1...Se5
        • 2.Rxe5+
          • 2...Kd3
            • 3.Bxb5+
              • 3...Kc3
                • 4.Rc5#
      • 1...e2
        • 2.Re5+
          • 2...Kd3
            • 3.Bxb5+
              • 3...Kc3
                • 4.Re3#

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