Problem Display
PID: 42709 (R7/P7/k1K5/8/8/8/8/7n w - - 0 1)

Shinkman, William Anthony

Source?, 0000

R7/P7/k1K5/8/8/8/8/7n

#4

3 + 2


2012 Miniature Chess Problems from Many Countries 1981
5454 Near Snap 2018
3713 Snap 2019

SOLUTION


  • SOUND
  • Keys
    • 1.Rh8!
      • threat
        • 2.a8Q#
        • 2.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 177207(1965), 190423(2001)

FEATURES


NOT CLASSIFIED


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