MESON Chess Problem Database

Problem Display
PID: 236349 (8/4P3/PN6/1N6/1P2kP2/8/4B3/K7 w - - 0 1)

Birnov, Zinovy Markovich

Shakhmaty v SSSR, 1951

8/4P3/PN6/1N6/1P2kP2/8/4B3/K7

#4

8 + 1

6490 yacpdb 2021

SOLUTION

  • SOUND
  • Keys
    • 1.Sd5!
      • threat
        • 2.e8Q+
          • 2...Kxd5
            • 3.Qe5+
              • 3...Kc6
                • 4.Qd6#
                • 4.Qe6#
            • 3.Sd4
              • threat
                • 4.Qe5#
              • 3...Kxd4
                • 4.Qe5#
              • 3...Kd6
                • 4.Qd8#
            • 3.Qe3
              • 3...Kc6
                • 4.Qe6#
            • 3.Qe7
              • 3...Kc6
                • 4.Qd6#
                • 4.Qe6#
                • 4.Qb7#
      • 1...Kxd5
        • 2.e8R
          • 2...Kc6
            • 3.Rd8
              • 3...Kb6
                • 4.Rd6#
      • 1...Kf5
        • 2.e8B
          • 2...Ke4
            • 3.Bf7
              • 3...Kf5
                • 4.Sd6#
          • 2...Ke6
            • 3.Bf3
              • 3...Kf5
                • 4.Sd4#
        • 2.Bh5
          • 2...Ke4
            • 3.e8Q+
              • 3...Kd3
                • 4.Qe2#
              • 3...Kxd5
                • 4.Bf7#
              • 3...Kf5
                • 4.Sd4#
                • 4.Sd6#
                • 4.Qg6#
                • 4.Qe5#
          • 2...Ke6
            • 3.e8Q+
              • 3...Kxd5
                • 4.Bf7#
              • 3...Kf5
                • 4.Sd4#
                • 4.Sd6#
                • 4.Qg6#
                • 4.Qe5#

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