MESON Chess Problem Database

Problem Display
PID: 205299 (8/N7/pkP5/3P4/4P3/p4P2/p6Q/B5K1 w - - 0 1)

Kriuckov, Sergey Petrovic

Shakhmaty, 1925

8/N7/pkP5/3P4/4P3/p4P2/p6Q/B5K1

#3

8 + 4

6490 yacpdb 2020

SOLUTION

  • SOUND
  • Sets
    • 1...Kxa7
      • 2.Bd4+
        • 2...Ka8
          • 3.Qh8#
      • 2.Qc7+
        • 2...Ka8
          • 3.Qb7#
    • 1...a5
      • 2.Bd4+
        • 2...Ka6
          • 3.Qe2#
  • Tries
    • 1.Qc7+?
      • 1...Kc5
        • 2.Qa5+
          • 2...Kc4
            • 3.Qc3#
          • 2...Kd6
            • 3.Sc8#
      • 1...Kxc7!
    • 1.Qb8+?
      • 1...Ka5
        • 2.Bc3+
          • 2...Ka4
            • 3.Qb4#
      • 1...Kc5!
    • 1.Qf2+?
      • 1...Ka5
        • 2.Bc3+
          • 2...Ka4
            • 3.Qc2#
      • 1...Kc7!
  • Keys
    • 1.d6!
      • 1...Ka5
        • 2.Bc3+
          • 2...Ka4
            • 3.Qc2#
          • 2...Kb6
            • 3.Qf2#
      • 1...Kc5
        • 2.Qd2
          • threat
            • 3.Qd4#
          • 2...Kc4
            • 3.Qc3#
          • 2...Kb6
            • 3.Bd4#
      • 1...Kxa7
        • 2.Bd4+
          • 2...Ka8
            • 3.Qh8#
          • 2...Kb8
            • 3.Qh8#
      • 1...a5
        • 2.Bd4+
          • 2...Ka6
            • 3.Qe2#

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