MESON Chess Problem Database

Problem Display
PID: 129119 (8/8/3p1p1p/Q6N/K3k3/P3pN2/p3P3/7n w - - 0 1)

Prochazka, Hubert

Casopis ceskoslovenskych sachistu, 1921

8/8/3p1p1p/Q6N/K3k3/P3pN2/p3P3/7n

#3

6 + 7

6490 yacpdb 2009

SOLUTION

  • SOUND
  • Sets
    • 1...f5
      • 2.Qb5
        • threat
          • 3.Qd3#
          • 3.Qc4#
      • 2.Qa8+
        • 2...d5
          • 3.Qe8#
  • Tries
    • 1.Qb4+?
      • 1...Kd5
        • 2.Qb7+
          • 2...Kc4
            • 3.Qc6#
          • 2...Kc5
            • 3.Qb5#
          • 2...Ke6
            • 3.Sg7#
      • 1...Kf5!
    • 1.Qc5?
      • threat
        • 2.Qc2+
          • 2...Kd5
            • 3.Sf4#
      • 1...a1S
        • 2.Qc8
          • threat
            • 3.Qe6#
          • 2...Kd5
            • 3.Sxf6#
      • 1...Sf2
        • 2.Qc2+
          • 2...Kd5
            • 3.Sf4#
          • 2...Sd3
            • 3.Qxd3#
      • 1...dxc5!
    • 1.Qa8+?
      • 1...d5
        • 2.Qc8
          • threat
            • 3.Qg4#
            • 3.Qe6#
            • 3.Qc2#
      • 1...Kf5!
  • Keys
    • 1.Qc7!
      • threat
        • 2.Qc2+
          • 2...Kd5
            • 3.Sf4#
      • 1...Kd5
        • 2.Qb7+
          • 2...Kc4
            • 3.Qc6#
          • 2...Kc5
            • 3.Qb5#
          • 2...Ke6
            • 3.Sg7#
      • 1...Kf5
        • 2.Qd7+
          • 2...Ke4
            • 3.Qe6#
          • 2...Kg6
            • 3.Sf4#
      • 1...a1S
        • 2.Qc8
          • threat
            • 3.Qe6#
          • 2...Kd5
            • 3.Sxf6#
      • 1...Sf2
        • 2.Qc2+
          • 2...Kd5
            • 3.Sf4#
          • 2...Sd3
            • 3.Qxd3#

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