MESON Chess Problem Database

Problem Display
PID: 262204 (2Q3K1/8/5k1p/5N2/8/3N2p1/8/8 w - - 0 1)

Boyer, Jean-Pierre

Europe Echecs, 1964

2Q3K1/8/5k1p/5N2/8/3N2p1/8/8

#3

4 + 3

6490 yacpdb 2022

SOLUTION

  • SOUND
  • Tries
    • 1.Kh7?
      • threat
        • 2.Qe8
          • threat
            • 3.Qg6#
          • 2...Kxf5
            • 3.Qg6#
          • 2...Kg5
            • 3.Qg6#
        • 2.Qg8
          • threat
            • 3.Qg6#
          • 2...Kxf5
            • 3.Qg6#
      • 1...Kg5
        • 2.Qg8+
          • 2...Kxf5
            • 3.Qg6#
          • 2...Kh5
            • 3.Sf4#
            • 3.Qg6#
          • 2...Kf6
            • 3.Qg6#
      • 1...Kf7
        • 2.Qg8+
          • 2...Kf6
            • 3.Qg6#
      • 1...g2!
  • Keys
    • 1.Sd4!
      • threat
        • 2.Qd8+
          • 2...Kg6
            • 3.Sf4#
      • 1...Kg5
        • 2.Qf5+
          • 2...Kh4
            • 3.Sf3#
      • 1...Ke7
        • 2.Kg7
          • threat
            • 3.Sf5#
          • 2...Kd6
            • 3.Qd8#
      • 1...h5
        • 2.Qe6+
          • 2...Kg5
            • 3.Sf3#

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