MESON Chess Problem Database

Problem Display
PID: 129476 (8/kP2R3/p4p2/8/7p/1pK1pp2/b2P4/Q7 w - - 0 1)

Tkachenko, Sergiy Ivanovich

64 Shakhmatnoe obozrenie, 1980

8/kP2R3/p4p2/8/7p/1pK1pp2/b2P4/Q7

#4

5 + 8

6490 yacpdb 2009

SOLUTION

  • SOUND
  • Keys
    • 1.Qg1!
      • threat
        • 2.b8Q+
          • 2...Kxb8
            • 3.Qg8#
        • 2.b8R+
          • 2...Kxb8
            • 3.Qg8#
      • 1...Kb6
        • 2.b8Q+
          • 2...Kc5
            • 3.Qgh2
              • threat
                • 4.Qhd6#
              • 3...Kd5
                • 4.Qhd6#
                • 4.Qbd6#
              • 3...Kc6
                • 4.Qhd6#
          • 2...Kc6
            • 3.Qgh2
              • threat
                • 4.Qhd6#
              • 3...Kc5
                • 4.Qhd6#
              • 3...Kd5
                • 4.Qhd6#
                • 4.Qbd6#
        • 2.Qh2
          • threat
            • 3.b8Q+
              • 3...Ka5
                • 4.Qb4#
              • 3...Kc5
                • 4.Qhd6#
              • 3...Kc6
                • 4.Qhd6#
          • 2...Ka5
            • 3.b8Q
              • threat
                • 4.Qb4#
              • 3...Ka4
                • 4.Qb4#
          • 2...Kb5
            • 3.b8Q+
              • 3...Ka4
                • 4.Qb4#
              • 3...Ka5
                • 4.Qb4#
              • 3...Kc5
                • 4.Qhd6#
              • 3...Kc6
                • 4.Qhd6#
          • 2...Kc5
            • 3.b8Q
              • threat
                • 4.Qhd6#
              • 3...Kd5
                • 4.Qhd6#
                • 4.Qbd6#
              • 3...Kc6
                • 4.Qhd6#
          • 2...Kc6
            • 3.b8Q
              • threat
                • 4.Qhd6#
              • 3...Kc5
                • 4.Qhd6#
              • 3...Kd5
                • 4.Qhd6#
                • 4.Qbd6#
          • 2...a5
            • 3.b8Q+
              • 3...Kc5
                • 4.Qhd6#
              • 3...Ka6
                • 4.Re6#
                • 4.Ra7#
                • 4.Qhd6#
                • 4.Qb7#
              • 3...Kc6
                • 4.Qhd6#
      • 1...b2
        • 2.Qxe3+
          • 2...Kb8
            • 3.Qf4+
              • 3...Ka7
                • 4.b8Q#
                • 4.b8R#

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