Problem Display
PID: 231971 (8/4k3/8/1B2K2P/8/8/8/4R3 w - - 0 1)

Martin, Ernst Otto

Chess Review, 1938

8/4k3/8/1B2K2P/8/8/8/4R3

#4

4 + 1


6490 yacpdb 2021
5454 Near Snap 2022

SOLUTION


  • SOUND
  • Keys
    • 1.Be8!
      • 1...Kd8
        • 2.Kd6
          • 2...Kc8
            • 3.Rb1
              • 3...Kd8
                • 4.Rb8#
      • 1...Kxe8
        • 2.Ke6
          • 2...Kd8
            • 3.Rc1
              • 3...Ke8
                • 4.Rc8#
          • 2...Kf8
            • 3.Rg1
              • 3...Ke8
                • 4.Rg8#
      • 1...Kf8
        • 2.Kf6
          • 2...Kg8
            • 3.Bg6
              • threat
                • 4.Re8#
              • 3...Kf8
                • 4.Re8#
              • 3...Kh8
                • 4.Re8#

This anticipates 265436(2010)

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