MESON Chess Problem Database

Problem Display
PID: 252433 (8/1p6/4K3/k7/2Q1N3/8/2P2p2/8 w - - 0 1)

Isaryanov, Vladimir Petrovich

2nd HM., Shakhmaty v SSSR, 1967

8/1p6/4K3/k7/2Q1N3/8/2P2p2/8

#4

4 + 3

6490 yacpdb 2021

SOLUTION

  • SOUND
  • Keys
    • 1.Sc5!
      • threat
        • 2.Sb3+
          • 2...Kb6
            • 3.Qc5+
              • 3...Ka6
                • 4.Qa5#
        • 2.Qa4+
          • 2...Kb6
            • 3.Kd6
              • threat
                • 4.Sd7#
      • 1...Kb6
        • 2.Sd7+
          • 2...Ka5
            • 3.Qc5+
              • 3...Ka4
                • 4.Sb6#
              • 3...Ka6
                • 4.Sb8#
                • 4.Qb6#
              • 3...b5
                • 4.Qa3#
      • 1...b5
        • 2.Qa2+
          • 2...Kb4
            • 3.Se4
              • threat
                • 4.c3#
          • 2...Kb6
            • 3.Kd6
              • threat
                • 4.Qa6#

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