MESON Chess Problem Database

Problem Display
PID: 114142 (R7/P7/k1K5/2PP4/8/8/8/7b w - - 0 1)

Wainwright, Joseph CJ

La Presse, 1911

R7/P7/k1K5/2PP4/8/8/8/7b

#4

5 + 2

6490 yacpdb 2009
5454 Near Snap 2022

SOLUTION

  • SOUND
  • Keys
    • 1.Rh8!
      • threat
        • 2.a8Q#
        • 2.a8R#
      • 1...Bxd5+
        • 2.Kxd5
          • threat
            • 3.a8Q+
              • 3...Kb5
                • 4.Rb8#
          • 2...Ka5
            • 3.Kc4
              • threat
                • 4.a8Q#
                • 4.a8R#
              • 3...Ka4
                • 4.a8Q#
                • 4.a8R#
              • 3...Ka6
                • 4.a8Q#
            • 3.Rb8
              • threat
                • 4.a8Q#
                • 4.a8R#
              • 3...Ka4
                • 4.a8Q#
                • 4.a8R#
              • 3...Ka6
                • 4.a8Q#
                • 4.a8R#
          • 2...Kb5
            • 3.Rb8+
              • 3...Ka4
                • 4.a8Q#
                • 4.a8R#
              • 3...Ka5
                • 4.a8Q#
                • 4.a8R#
              • 3...Ka6
                • 4.a8Q#
                • 4.a8R#
          • 2...Kxa7
            • 3.Kc6
              • 3...Ka6
                • 4.Ra8#
          • 2...Kb7
            • 3.a8Q+
              • 3...Kc7
                • 4.Rh7#
                • 4.Qc6#
                • 4.Qa7#
                • 4.Qc8#
            • 3.a8R
              • 3...Kc7
                • 4.Ra7#
                • 4.Rh7#
      • 1...Ka5
        • 2.Rb8
          • threat
            • 3.a8Q#
            • 3.a8R#
          • 2...Bxd5+
            • 3.Kxd5
              • threat
                • 4.a8Q#
                • 4.a8R#
              • 3...Ka4
                • 4.a8Q#
                • 4.a8R#
              • 3...Ka6
                • 4.a8Q#
                • 4.a8R#
      • 1...Kxa7
        • 2.Rxh1
          • threat
            • 3.Rh8
              • 3...Ka6
                • 4.Ra8#
          • 2...Ka8
            • 3.Kb6
              • 3...Kb8
                • 4.Rh8#
            • 3.Kc7
              • 3...Ka7
                • 4.Ra1#
          • 2...Kb8
            • 3.Ra1
              • 3...Kc8
                • 4.Ra8#

This anticipates 246151(1955)

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