MESON Chess Problem Database

Problem Display
PID: 133614 (7K/1P6/1Pp5/1P6/8/RpNpN3/1k1B4/b7 w - - 0 1)

Shinkman, William Anthony

Chess Journal, 1872

7K/1P6/1Pp5/1P6/8/RpNpN3/1k1B4/b7

#4

8 + 5

1829 The Theory of Pawn Promotion 1912

SOLUTION

  • SOUND
  • Keys
    • 1.Ra8!
      • threat
        • 2.b8Q
          • threat
            • 3.Qa7
              • threat
                • 4.Qxa1#
                • 4.Qa3#
          • 2...cxb5
            • 3.Qa7
              • 3...b4
                • 4.Qxa1#
          • 2...c5
            • 3.Qd6
              • 3...c4
                • 4.Qa3#
            • 3.Qa7
              • 3...c4
                • 4.Qxa1#
                • 4.Qa3#
            • 3.Qf8
              • 3...c4
                • 4.Qa3#
      • 1...cxb5
        • 2.b8Q
          • 2...b4
            • 3.Qa7
              • 3...bxc3
                • 4.Qxa1#
      • 1...c5
        • 2.b8S
          • 2...c4
            • 3.Sa6
              • 3...Ka3
                • 4.Sxc4#

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