MESON Chess Problem Database

Problem Display
PID: 230741 (2r2N2/2P1p3/1QPkPr2/2p2P2/2p2P2/p1P1N1B1/8/K7 w - - 0 1)

Kalinin, Aleksandr Konstantinovich

Shakhmatnaya kompozitsiya, 1992

2r2N2/2P1p3/1QPkPr2/2p2P2/2p2P2/p1P1N1B1/8/K7

#5

11 + 7

SOLUTION

  • SOUND
  • Keys
    • 1.Sd7!
      • threat
        • 2.Qxc5+
          • 2...Kxc7
            • 3.Sd5+
              • 3...Kd8
                • 4.Qxe7#
            • 3.Qb6+
              • 3...Kd6
                • 4.c7#
      • 1...Rxf5
        • 2.Sxc5
          • threat
            • 3.Sxf5+
              • 3...Kd5
                • 4.Se3+
                  • 4...Kd6
                    • 5.f5#
          • 2...Rxc5
            • 3.f5+
              • 3...Re5
                • 4.Bxe5+
                  • 4...Kxe5
                    • 5.Qd4#
        • 2.Sf8
          • 2...a2
            • 3.Qb7
              • 3...Rxc7
                • 4.Qb6
                  • 4...Rxf4
                    • 5.Bxf4#
                  • 4...Rxf8
                    • 5.f5#
                  • 4...Rxc6
                    • 5.Qd8#
                  • 4...Rd5
                    • 5.Sxc4#
                  • 4...Re5
                    • 5.fxe5#
                  • 4...Rg5
                    • 5.fxg5#
                  • 4...Rh5
                    • 5.f5#
                  • 4...Rf6
                    • 5.f5#
                  • 4...Rf7
                    • 5.f5#
                  • 4...Ra7
                    • 5.c7#
                  • 4...Rb7
                    • 5.cxb7#
                  • 4...Rd7
                    • 5.cxd7#
                    • 5.c7#
                  • 4...Rc8
                    • 5.c7#
              • 3...Rcxf8
                • 4.c8S+
                  • 4...Kxe6
                    • 5.Qxe7#
                  • 4...Rxc8
                    • 5.Qd7#
                • 4.c8Q
                  • threat
                    • 5.Qcd7#
                    • 5.Qbc7#
                    • 5.Qbd7#
                    • 5.Qbb8#
              • 3...Ra8
                • 4.c8S+
                  • 4...Rxc8
                    • 5.Qd7#
                • 4.c8Q
                  • threat
                    • 5.Qcd7#
                    • 5.Qbc7#
                    • 5.Qbd7#
                    • 5.Qcc7#
                • 4.c8R
                  • threat
                    • 5.Qc7#
                    • 5.Qd7#
                  • 4...Ra7
                    • 5.Rd8#
              • 3...Re8
                • 4.c8S+
                  • 4...Rxc8
                    • 5.Qd7#
                • 4.c8Q
                  • threat
                    • 5.Qcd7#
                    • 5.Qbc7#
                    • 5.Qbd7#
                    • 5.Qbb8#
                    • 5.Qcc7#
                • 4.c8R
                  • threat
                    • 5.Qc7#
                    • 5.Qd7#
                    • 5.Qb8#

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