MESON Chess Problem Database

Problem Display
PID: 262402 (5B2/4N2Q/K1p1kp2/2p5/8/2pN4/8/7b w - - 0 1)

Labai, Zoltan

3rd HM., Polski Zwiazek Szachowy, 2020

(First published on Tue Nov 10 2020)

5B2/4N2Q/K1p1kp2/2p5/8/2pN4/8/7b

#3

5 + 6

6490 yacpdb 2022

SOLUTION

  • SOUND
  • Sets
    • 1...Kd7
      • 2.Sxc6+
        • 2...Kxc6
          • 3.Qb7#
        • 2...Ke6
          • 3.Sf4#
        • 2...Kc8
          • 3.Qb7#
        • 2...Ke8
          • 3.Qe7#
    • 1...f5
      • 2.Qxf5+
        • 2...Kd6
          • 3.Sd5#
  • Tries
    • 1.Sf4+?
      • 1...Kd7
        • 2.Sxc6+
          • 2...Kxc6
            • 3.Qb7#
          • 2...Kc8
            • 3.Qb7#
          • 2...Ke8
            • 3.Qe7#
      • 1...Ke5!
    • 1.Sxc6?
      • threat
        • 2.Sf4#
      • 1...Kd5
        • 2.Kb5
          • threat
            • 3.Sf4#
            • 3.Qf5#
          • 2...Ke6
            • 3.Sf4#
          • 2...f5
            • 3.Qxf5#
      • 1...f5
        • 2.Sf4+
          • 2...Kf6
            • 3.Be7#
            • 3.Qg6#
            • 3.Qe7#
            • 3.Qg7#
      • 1...Bxc6!
    • 1.Qf5+?
      • 1...Kd6
        • 2.Sd5#
      • 1...Kf7!
    • 1.Qf7+?
      • 1...Kd7
        • 2.Sxc6+
          • 2...Kxc6
            • 3.Qb7#
          • 2...Kc8
            • 3.Qb7#
      • 1...Kxf7!
  • Keys
    • 1.Sf5!
      • threat
        • 2.Se3
          • threat
            • 3.Qe7#
      • 1...Kd5
        • 2.Se3+
          • 2...Kd4
            • 3.Bxc5#
          • 2...Ke6
            • 3.Qe7#
      • 1...Be4
        • 2.Sf4+
          • 2...Ke5
            • 3.Bd6#
      • 1...Bd5
        • 2.Sxc5+
          • 2...Ke5
            • 3.Bd6#

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