MESON Chess Problem Database

Problem Display
PID: 273721 (8/8/8/p1B2P1B/P2R1P2/K3k2N/1P1p4/1b5n w - - 0 1)

Goumondy, Claude

4th Comm., Grunenwald/Monreal JT (diagrammes), 1978

8/8/8/p1B2P1B/P2R1P2/K3k2N/1P1p4/1b5n

#4

9 + 5

SOLUTION

  • SOUND
  • Keys
    • 1.Bd1!
      • threat
        • 2.Kb3
          • threat
            • 3.Kc3
              • threat
                • 4.Rb4#
                • 4.Rc4#
          • 2...Ba2+
            • 3.Kc3
              • threat
                • 4.Rb4#
                • 4.Rc4#
              • 3...Bc4
                • 4.Rxc4#
          • 2...Bc2+
            • 3.Kxc2
              • threat
                • 4.Rb4#
                • 4.Rc4#
          • 2...Sf2
            • 3.Rb4+
              • 3...Kd3
                • 4.Sxf2#
            • 3.Rc4+
              • 3...Kd3
                • 4.Sxf2#
          • 2...Sg3
            • 3.Rb4+
              • 3...Kd3
                • 4.Sf2#
            • 3.Rc4+
              • 3...Kd3
                • 4.Sf2#
      • 1...Bxf5
        • 2.Rc4+
          • 2...Kd3
            • 3.Rc3+
              • 3...Ke4
                • 4.Bf3#
      • 1...Ba2
        • 2.Kxa2
          • 2...Sf2
            • 3.Rb4+
              • 3...Kd3
                • 4.Sxf2#
          • 2...Sg3
            • 3.Rb4+
              • 3...Kd3
                • 4.Sf2#
      • 1...Bc2
        • 2.Rd5+
          • 2...Ke4
            • 3.Re5+
              • 3...Kd3
                • 4.Be2#

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