MESON Chess Problem Database

Problem Display
PID: 267366 (8/2P1P3/4N3/2pp4/2P1k3/8/3K2PB/8 w - - 0 1)

Ruygrok, A

Schakend Nederland, 1979

8/2P1P3/4N3/2pp4/2P1k3/8/3K2PB/8

#3

7 + 3

SOLUTION

  • SOUND
  • Tries
    • 1.Sg5+?
      • 1...Kd4
        • 2.e8Q
          • 2...Kxc4
            • 3.Qa4#
          • 2...dxc4
            • 3.Qd7#
            • 3.Qe4#
            • 3.Qe5#
            • 3.Qd8#
      • 1...Kf5!
    • 1.Sg7?
      • 1...Kd4
        • 2.e8Q
          • 2...Kxc4
            • 3.Qa4#
          • 2...dxc4
            • 3.Qe5#
      • 1...dxc4!
    • 1.c8Q?
      • threat
        • 2.Sg5+
          • 2...Kd4
            • 3.Qg4#
        • 2.Sc7
          • threat
            • 3.Qg4#
          • 2...Kd4
            • 3.Qg4#
        • 2.Qf8
          • threat
            • 3.Qf3#
            • 3.Qf4#
      • 1...dxc4
        • 2.Sg5+
          • 2...Kd4
            • 3.Qd7#
            • 3.Qd8#
          • 2...Kd5
            • 3.Qd7#
      • 1...Kf5!
    • 1.e8Q?
      • threat
        • 2.Qg6#
      • 1...dxc4
        • 2.Sd4+
          • 2...Kxd4
            • 3.Qe5#
          • 2...Kd5
            • 3.Qe5#
      • 1...Kf5!
  • Keys
    • 1.Sd4!
      • 1...Kxd4
        • 2.e8Q
          • 2...Kxc4
            • 3.Qa4#
          • 2...dxc4
            • 3.Qe5#
      • 1...cxd4
        • 2.c8Q
          • threat
            • 3.Qg4#
            • 3.Qe6#
            • 3.e8Q#
            • 3.e8R#
      • 1...dxc4
        • 2.e8Q+
          • 2...Kxd4
            • 3.Qe5#
          • 2...Kd5
            • 3.Qe5#

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