MESON Chess Problem Database

Problem Display
PID: 25582 (5Kb1/4N3/4p1Rp/1PB1kp2/1P1np2N/2R5/2pP3n/1BQ3b1 w - - 0 1)

West, W

2nd Comm., The Observer, 1957

(First published on Sun Dec 22 1957)

5Kb1/4N3/4p1Rp/1PB1kp2/1P1np2N/2R5/2pP3n/1BQ3b1

#3

11 + 10

17397 Ling Notebooks 2023

SOLUTION

  • SOUND
  • Sets
    • 1...Kf4
      • 2.Bd6+
        • 2...e5
          • 3.Sg2#
    • 1...Se2
      • 2.Sc6+
        • 2...Kf4
          • 3.Sg2#
        • 2...Kd5
          • 3.Ba2#
    • 1...Sf3
      • 2.Sc6+
        • 2...Kf4
          • 3.Sg2#
        • 2...Kd5
          • 3.Ba2#
    • 1...Sc6
      • 2.Sxc6+
        • 2...Kf4
          • 3.Sg2#
        • 2...Kd5
          • 3.Ba2#
  • Tries
    • 1.Sc6+?
      • 1...Kd5
        • 2.Ba2+
          • 2...Sb3
            • 3.Bxb3#
      • 1...Sxc6!
  • Keys
    • 1.Rd3!
      • threat
        • 2.Sc6+
          • 2...Kf4
            • 3.Sg2#
          • 2...Kd5
            • 3.Ba2#
          • 2...Sxc6
            • 3.Bd6#
      • 1...Kf4
        • 2.Bd6+
          • 2...e5
            • 3.Sg2#
      • 1...Sxb5
        • 2.Sc6+
          • 2...Kf4
            • 3.Sg2#
      • 1...cxb1Q
        • 2.Bxd4+
          • 2...Kf4
            • 3.Sg2#
          • 2...Kd6
            • 3.Qc6#
          • 2...Bxd4
            • 3.Qc7#
      • 1...cxb1S
        • 2.Bxd4+
          • 2...Kf4
            • 3.Sg2#
          • 2...Kd6
            • 3.Qc6#
          • 2...Bxd4
            • 3.Qc7#
      • 1...cxb1B
        • 2.Bxd4+
          • 2...Kf4
            • 3.Sg2#
          • 2...Kd6
            • 3.Qc6#
          • 2...Bxd4
            • 3.Qc7#
      • 1...cxb1R
        • 2.Bxd4+
          • 2...Kf4
            • 3.Sg2#
          • 2...Kd6
            • 3.Qc6#
          • 2...Bxd4
            • 3.Qc7#
      • 1...exd3
        • 2.Qxg1
          • threat
            • 3.Qe3#
            • 3.Qxd4#
          • 2...Ke4
            • 3.Qe3#
            • 3.Qxd4#
          • 2...Kf4
            • 3.Qe3#
            • 3.Qxd4#
      • 1...e3
        • 2.Rxd4
          • threat
            • 3.Sc6#
      • 1...Be3
        • 2.Sc6+
          • 2...Kf4
            • 3.dxe3#
          • 2...Kd5
            • 3.Ba2#
          • 2...Sxc6
            • 3.Bd6#
      • 1...f4
        • 2.Sc6+
          • 2...Kd5
            • 3.Ba2#
          • 2...Sxc6
            • 3.Bd6#

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