MESON Chess Problem Database

Problem Display
PID: 253442 (4k3/3R1R2/8/8/8/7n/8/7K w - - 0 1)

Speckmann, Werner

Schach, 1969

4k3/3R1R2/8/8/8/7n/8/7K

#4

3 + 2

6490 yacpdb 2021

SOLUTION

  • SOUND
  • Keys
    • 1.Rb7!
      • threat
        • 2.Rh7
          • threat
            • 3.Rb8#
            • 3.Rh8#
          • 2...Sf2+
            • 3.Kg2
              • threat
                • 4.Rb8#
                • 4.Rh8#
              • 3...Kd8
                • 4.Rb8#
                • 4.Rh8#
              • 3...Kf8
                • 4.Rb8#
                • 4.Rh8#
      • 1...Sg5
        • 2.Rg7
          • threat
            • 3.Rb8#
            • 3.Rg8#
          • 2...Kf8
            • 3.Rxg5
              • 3...Ke8
                • 4.Rg8#
          • 2...Se6
            • 3.Rh7
              • 3...Kd8
                • 4.Rb8#
              • 3...Kf8
                • 4.Rh8#
              • 3...Sd4
                • 4.Rb8#
                • 4.Rh8#
              • 3...Sf4
                • 4.Rb8#
                • 4.Rh8#
              • 3...Sc5
                • 4.Rb8#
                • 4.Rh8#
              • 3...Sg5
                • 4.Rb8#
                • 4.Rh8#
              • 3...Sc7
                • 4.Rb8#
              • 3...Sg7
                • 4.Rh8#
              • 3...Sd8
                • 4.Rh8#
              • 3...Sf8
                • 4.Rb8#

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