MESON Chess Problem Database

Problem Display
PID: 223631 (K7/7Q/3P2P1/4kN1N/P5P1/1p5P/8/8 w - - 0 1)

Downer, GR

Preston Guardian, 1880

(First published on Wed Mar 31 1880)

K7/7Q/3P2P1/4kN1N/P5P1/1p5P/8/8

#3

9 + 2

15239 Valois Notebooks 2020

SOLUTION

  • SOUND
  • Tries
    • 1.Sf4?
      • threat
        • 2.Qa7
          • threat
            • 3.Qd4#
          • 2...Ke4
            • 3.Qe3#
          • 2...Kxf4
            • 3.Qe3#
          • 2...Kf6
            • 3.Qe7#
        • 2.Qe7+
          • 2...Kxf4
            • 3.Qe3#
      • 1...Ke4
        • 2.Qa7
          • threat
            • 3.Qe3#
          • 2...Kf3
            • 3.Qe3#
          • 2...Kxf4
            • 3.Qe3#
          • 2...Ke5
            • 3.Qd4#
        • 2.Qe7+
          • 2...Kf3
            • 3.Qe3#
          • 2...Kxf4
            • 3.Qe3#
      • 1...Kxf4!
    • 1.Sf6?
      • threat
        • 2.Qe7+
          • 2...Kf4
            • 3.Qe3#
      • 1...Kxf6
        • 2.Qe7+
          • 2...Kxg6
            • 3.Qg7#
      • 1...Kf4!
  • Keys
    • 1.Qa7!
      • threat
        • 2.Sf4
          • threat
            • 3.Qd4#
          • 2...Ke4
            • 3.Qe3#
          • 2...Kxf4
            • 3.Qe3#
          • 2...Kf6
            • 3.Qe7#
      • 1...Ke4
        • 2.Sf4
          • threat
            • 3.Qe3#
          • 2...Kf3
            • 3.Qe3#
          • 2...Kxf4
            • 3.Qe3#
          • 2...Ke5
            • 3.Qd4#
      • 1...Kd5
        • 2.Sf4+
          • 2...Kc4
            • 3.Qd4#
          • 2...Ke4
            • 3.Qe3#
          • 2...Ke5
            • 3.Qd4#
          • 2...Kc6
            • 3.Qc7#
      • 1...Ke6
        • 2.Sf4+
          • 2...Ke5
            • 3.Qd4#
          • 2...Kf6
            • 3.Qe7#

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