MESON Chess Problem Database

Problem Display
PID: 133750 (8/7P/5p2/3Bn3/1P1r4/2N5/1N6/k1K5 w - - 0 1)

Shinkman, William Anthony

The Theory of Pawn Promotion, 1912

8/7P/5p2/3Bn3/1P1r4/2N5/1N6/k1K5

#4

6 + 4

SOLUTION

  • SOUND
  • Keys
    • 1.h8R!
      • threat
        • 2.Ra8#
      • 1...Rd1+
        • 2.Scxd1
          • threat
            • 3.Ra8#
          • 2...Sd3+
            • 3.Sxd3
              • 3...f5
                • 4.Ra8#
          • 2...Sc4
            • 3.Ra8+
              • 3...Sa3
                • 4.Rxa3#
              • 3...Sa5
                • 4.Rxa5#
            • 3.Bxc4
              • 3...f5
                • 4.Ra8#
          • 2...Sc6
            • 3.Ra8+
              • 3...Sa5
                • 4.Rxa5#
              • 3...Sa7
                • 4.Rxa7#
      • 1...Sd3+
        • 2.Sxd3
          • threat
            • 3.Ra8#
          • 2...Rxb4
            • 3.Ra8+
              • 3...Ra4
                • 4.Rxa4#
            • 3.Sxb4
              • 3...f5
                • 4.Sc2#
                • 4.Ra8#
          • 2...Rxd5
            • 3.Ra8+
              • 3...Ra5
                • 4.Rxa5#

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