Problem Display
PID: 71649 (8/4K3/3RpR1N/2n1k1pb/8/N4P2/1bPn1P2/2r2B2 w - - 0 1)

Goumondy, Claude

4th Prize, UV CSTV, 1976

8/4K3/3RpR1N/2n1k1pb/8/N4P2/1bPn1P2/2r2B2

#4

9 + 8


3771 FIDE Album (1974-1976) 1980

SOLUTION


  • COOKED
  • Keys
    • 1.Bg2!
      • threat
        • 2.f4+
          • 2...gxf4
            • 3.Rf5+
              • 3...exf5
                • 4.Rd5#
            • 3.Rfxe6+
              • 3...Sxe6
                • 4.Rd5#
      • 1...Bxa3
        • 2.f4+
          • 2...gxf4
            • 3.Rf5+
              • 3...exf5
                • 4.Rd5#
      • 1...Bxf3
        • 2.Sc4+
          • 2...Ke4
            • 3.Sxd2+
              • 3...Ke5
                • 4.Sf7#
          • 2...Sxc4
            • 3.Sf7+
              • 3...Ke4
                • 4.Bxf3#
      • 1...Sxf3
        • 2.Sf7+
          • 2...Ke4
            • 3.Sxg5+
              • 3...Ke5
                • 4.Sc4#
          • 2...Bxf7
            • 3.Sc4+
              • 3...Ke4
                • 4.Bxf3#
      • 1...Bd4
        • 2.Rdxe6+
          • 2...Kd5
            • 3.Rd6+
              • 3...Ke5
                • 4.Rf5#
            • 3.Rf5+
              • 3...Be5
                • 4.Rd6#
        • 2.f4+
          • 2...gxf4
            • 3.Rd5+
              • 3...exd5
                • 4.Rf5#
            • 3.Rdxe6+
              • 3...Sxe6
                • 4.Rf5#
                • 4.Rxe6#
            • 3.Rf5+
              • 3...exf5
                • 4.Rd5#
            • 3.Rfxe6+
              • 3...Sxe6
                • 4.Rd5#
                • 4.Rxe6#
      • 1...Sd3
        • 2.Sc4+
          • 2...Sxc4
            • 3.Rfxe6+
              • 3...Kf4
                • 4.Re4#
    • 1.Rdxe6+!
      • 1...Kd4
        • 2.Sb5+
          • 2...Kd5
            • 3.Rd6+
              • 3...Ke5
                • 4.Rf5#
            • 3.Rf5+
              • 3...Be5
                • 4.Rfxe5#
                • 4.Rd6#

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