MESON Chess Problem Database

Problem Display
PID: 123674 (4K3/4N3/4p3/4k3/4B3/8/8/1Q6 w - - 0 1)

Krzeli, Ratislav

Canadian Chess Chat, 1981

4K3/4N3/4p3/4k3/4B3/8/8/1Q6

#3

4 + 2

3713 Snap 2009
6490 yacpdb 2009

SOLUTION

  • SOUND
  • Tries
    • 1.Sc6+?
      • 1...Kd6
        • 2.Qb2
          • threat
            • 3.Qe5#
          • 2...Kc5
            • 3.Qb4#
          • 2...Kc7
            • 3.Qb8#
          • 2...e5
            • 3.Qxe5#
        • 2.Qb4+
          • 2...Kc7
            • 3.Qb8#
        • 2.Qb5
          • threat
            • 3.Qe5#
          • 2...Kc7
            • 3.Qb8#
          • 2...e5
            • 3.Qxe5#
        • 2.Qb6
          • 2...e5
            • 3.Sb4#
            • 3.Sd4#
            • 3.Sa5#
            • 3.Sa7#
            • 3.Se7#
            • 3.Sb8#
            • 3.Sd8#
        • 2.Qb7
          • threat
            • 3.Qe7#
          • 2...Kc5
            • 3.Qb4#
        • 2.Qb8+
          • 2...Kc5
            • 3.Qb4#
      • 1...Kf6
        • 2.Qg1
          • 2...e5
            • 3.Qg6#
      • 1...Kf4!
    • 1.Qd3?
      • 1...Kf6
        • 2.Qg3
          • 2...e5
            • 3.Qg6#
      • 1...Kf4!
  • Keys
    • 1.Qe1!
      • 1...Kd4
        • 2.Sc6+
          • 2...Kc4
            • 3.Qb4#
          • 2...Kc5
            • 3.Qb4#
      • 1...Kf4
        • 2.Sg6+
          • 2...Kg4
            • 3.Qh4#
          • 2...Kg5
            • 3.Qh4#
      • 1...Kd6
        • 2.Qc3
          • 2...e5
            • 3.Qc6#
        • 2.Qa5
          • 2...e5
            • 3.Qb6#
      • 1...Kf6
        • 2.Qg3
          • 2...e5
            • 3.Qg6#

Anticipated by 38082(1868)

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