MESON Chess Problem Database

Problem Display
PID: 176720 (8/p7/2Q5/4k3/8/3B2P1/K7/3N4 w - - 0 1)

Erdos, Dr Geza

Schach-Echo, 1956

8/p7/2Q5/4k3/8/3B2P1/K7/3N4

#3

5 + 2

6490 yacpdb 2018

SOLUTION

  • SOUND
  • Sets
    • 1...Kd4
      • 2.Qd6#
  • Tries
    • 1.Ka3?
      • 1...a5
        • 2.Ka4
          • 2...Kd4
            • 3.Qd6#
      • 1...a6!
    • 1.Kb3?
      • 1...a5
        • 2.Ka4
          • 2...Kd4
            • 3.Qd6#
      • 1...a6!
    • 1.Se3?
      • threat
        • 2.Sg4+
          • 2...Kd4
            • 3.Qc4#
        • 2.Sf5
          • threat
            • 3.Qd6#
      • 1...a6
        • 2.Sg4+
          • 2...Kd4
            • 3.Qc4#
        • 2.Sf5
          • 2...a5
            • 3.Qd6#
      • 1...a5
        • 2.Sg4+
          • 2...Kd4
            • 3.Qc4#
        • 2.Sf5
          • 2...a4
            • 3.Qd6#
      • 1...Kd4!
    • 1.Qa6?
      • 1...Kd4
        • 2.Qd6#
      • 1...Kd5!
    • 1.Qe6+?
      • 1...Kd4
        • 2.Qd6#
      • 1...Kxe6!
  • Keys
    • 1.Sf2!
      • threat
        • 2.Sg4+
          • 2...Kd4
            • 3.Qc4#
      • 1...Kd4
        • 2.Qd6+
          • 2...Kc3
            • 3.Se4#
          • 2...Ke3
            • 3.Qf4#

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