MESON Chess Problem Database

Problem Display
PID: 248531 (2K1k3/4p2q/4P1Pp/1P5p/7P/8/8/5Q2 w - - 0 1)

Kalinin, Aleksandr Konstantinovich

Schach, 1960

2K1k3/4p2q/4P1Pp/1P5p/7P/8/8/5Q2

#4

6 + 5

6490 yacpdb 2021

SOLUTION

  • SOUND
  • Keys
    • 1.Qa1!
      • threat
        • 2.gxh7
          • 2...Kf8
            • 3.Qh8#
            • 3.h8Q#
            • 3.h8R#
      • 1...Qg8
        • 2.Kc7
          • threat
            • 3.Qa8#
          • 2...Kf8
            • 3.g7+
              • 3...Ke8
                • 4.Qa8#
              • 3...Qxg7
                • 4.Qa8#
          • 2...Qxe6
            • 3.Qh8+
              • 3...Qg8
                • 4.Qxg8#
            • 3.Qa8+
              • 3...Qc8+
                • 4.Qxc8#
      • 1...Qg7
        • 2.Qa8
          • threat
            • 3.Kb7#
            • 3.Kc7#
          • 2...Qc3+
            • 3.Kb7+
              • 3...Qc8+
                • 4.Qxc8#
          • 2...Qa1
            • 3.Qxa1
              • 3...Kf8
                • 4.Qh8#
          • 2...Qd4
            • 3.Kc7+
              • 3...Qd8+
                • 4.Qxd8#
          • 2...Qe5
            • 3.Kb7+
              • 3...Qb8+
                • 4.Qxb8#

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