MESON Chess Problem Database

Problem Display
PID: 218893 (8/1p1p4/Pk1Pp3/2R5/1P2K3/4P3/8/2R5 w - - 0 1)

Erenburg, Mark

64 Shakhmatnoe obozrenie, 1986

8/1p1p4/Pk1Pp3/2R5/1P2K3/4P3/8/2R5

#5

7 + 4

6490 yacpdb 2020

SOLUTION

  • SOUND
  • Keys
    • 1.a7!
      • threat
        • 2.a8Q
          • 2...e5
            • 3.Qa5#
        • 2.Ra1
          • 2...e5
            • 3.a8S#
        • 2.Ra5
          • 2...e5
            • 3.a8S#
      • 1...Kxa7
        • 2.Ra1+
          • 2...Kb6
            • 3.Raa5
              • 3...e5
                • 4.Kd5
                  • 4...e4
                    • 5.Rcb5#
        • 2.Ra5+
          • 2...Kb6
            • 3.Rcc5
              • 3...e5
                • 4.Kd5
                  • 4...e4
                    • 5.Rcb5#
      • 1...e5
        • 2.a8S+
          • 2...Ka7
            • 3.b5
              • threat
                • 4.b6+
                  • 4...Ka6
                    • 5.Ra1#
                  • 4...Kxa8
                    • 5.Rc8#
                  • 4...Kb8
                    • 5.Rc8#
                • 4.Rc8
                  • 4...b6
                    • 5.R1c7#
              • 3...Kxa8
                • 4.b6
                  • 4...Kb8
                    • 5.Rc8#
              • 3...Kb8
                • 4.Rc8+
                  • 4...Ka7
                    • 5.Ra1#
                • 4.b6
                  • 4...Kxa8
                    • 5.Rc8#
              • 3...b6
                • 4.Rc8
                  • 4...Kb7
                    • 5.R1c7#
        • 2.a8B
          • 2...Ka6
            • 3.Ra1+
              • 3...Kb6
                • 4.Rxe5
                  • 4...Kc6
                    • 5.Ra6#
                • 4.Rd5
                  • 4...Kc6
                    • 5.Ra6#
          • 2...Ka7
            • 3.Ra1+
              • 3...Kb6
                • 4.Rxe5
                  • 4...Kc6
                    • 5.Ra6#
                • 4.Rd5
                  • 4...Kc6
                    • 5.Ra6#
              • 3...Kb8
                • 4.Rxe5
                  • threat
                    • 5.Re8#
                  • 4...Kc8
                    • 5.Re8#

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