MESON Chess Problem Database

Problem Display
PID: 125892 (8/8/8/8/1n6/5pQp/8/1KN4k w - - 0 1)

Serus, B

Szachy, 1957

8/8/8/8/1n6/5pQp/8/1KN4k

#3

3 + 4

3713 Snap 2009
6490 yacpdb 2009

SOLUTION

  • SOUND
  • Sets
    • 1...Sd3
      • 2.Sxd3
        • threat
          • 3.Sf2#
        • 2...f2
          • 3.Sxf2#
    • 1...Sa6
      • 2.Sd3
        • threat
          • 3.Sf2#
        • 2...f2
          • 3.Sxf2#
    • 1...Sc6
      • 2.Sd3
        • threat
          • 3.Sf2#
        • 2...f2
          • 3.Sxf2#
    • 1...f2
      • 2.Qxh3+
        • 2...Kg1
          • 3.Se2#
    • 1...h2
      • 2.Qf2
        • threat
          • 3.Qf1#
      • 2.Qxf3+
        • 2...Kg1
          • 3.Se2#
  • Tries
    • 1.Ka1?
      • 1...Sa2
        • 2.Sd3
          • threat
            • 3.Sf2#
          • 2...f2
            • 3.Sxf2#
      • 1...Sd3
        • 2.Sxd3
          • threat
            • 3.Sf2#
          • 2...f2
            • 3.Sxf2#
      • 1...Sd5
        • 2.Sd3
          • threat
            • 3.Sf2#
          • 2...f2
            • 3.Sxf2#
      • 1...Sa6
        • 2.Sd3
          • threat
            • 3.Sf2#
          • 2...f2
            • 3.Sxf2#
      • 1...Sc6
        • 2.Sd3
          • threat
            • 3.Sf2#
          • 2...f2
            • 3.Sxf2#
      • 1...f2
        • 2.Qxh3+
          • 2...Kg1
            • 3.Se2#
      • 1...h2
        • 2.Qxf3+
          • 2...Kg1
            • 3.Se2#
      • 1...Sc2+!
    • 1.Se2?
      • threat
        • 2.Qg1#
        • 2.Qxh3#
      • 1...f2
        • 2.Qxh3#
      • 1...h2
        • 2.Qxf3#
      • 1...fxe2!
    • 1.Sd3?
      • threat
        • 2.Sf2#
      • 1...f2
        • 2.Sxf2#
      • 1...Sxd3!
  • Keys
    • 1.Kb2!
      • 1...Sd3+
        • 2.Sxd3
          • threat
            • 3.Sf2#
          • 2...f2
            • 3.Sxf2#
      • 1...Sa2
        • 2.Sd3
          • threat
            • 3.Sf2#
          • 2...f2
            • 3.Sxf2#
      • 1...Sc2
        • 2.Sd3
          • threat
            • 3.Sf2#
          • 2...f2
            • 3.Sxf2#
      • 1...Sd5
        • 2.Sd3
          • threat
            • 3.Sf2#
          • 2...f2
            • 3.Sxf2#
      • 1...Sa6
        • 2.Sd3
          • threat
            • 3.Sf2#
          • 2...f2
            • 3.Sxf2#
      • 1...Sc6
        • 2.Sd3
          • threat
            • 3.Sf2#
          • 2...f2
            • 3.Sxf2#
      • 1...f2
        • 2.Qxh3+
          • 2...Kg1
            • 3.Se2#
      • 1...h2
        • 2.Qxf3+
          • 2...Kg1
            • 3.Se2#

Anticipated by 47004(1926)

This anticipates 273123(1960)

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