Problem Display
PID: 5939 (2Q5/1K2p1n1/3p4/pn1k4/5B2/p1PN1p2/2B5/8 w - - 0 1)

Knotek, Ladislav

Zlata Praha, 1923

2Q5/1K2p1n1/3p4/pn1k4/5B2/p1PN1p2/2B5/8

#3

6 + 8


SOLUTION


  • NO_SOLUTION
  • Sets
    • 1...Sd4
      • 2.Sb4+
        • 2...axb4
          • 3.c4#
    • 1...Se6
      • 2.Qc6#
    • 1...a4
      • 2.Sb4#
    • 1...e6
      • 2.Qc6#
  • Tries
    • 1.Sf2?
      • threat
        • 2.Bb3#
        • 2.Be4#
      • 1...Sxc3
        • 2.Bb3+
          • 2...Kd4
            • 3.Qc4#
        • 2.Bd3
          • threat
            • 3.Qc4#
          • 2...Kd4
            • 3.Qc4#
      • 1...Sc7!
    • 1.Se5?
      • threat
        • 2.Qc4#
      • 1...dxe5
        • 2.Qc6#
      • 1...Sc7!
    • 1.Bd2?
      • threat
        • 2.c4+
          • 2...Kd4
            • 3.Qg4#
          • 2...Ke4
            • 3.Qg4#
      • 1...Ke4
        • 2.Qg4+
          • 2...Kd5
            • 3.Bb3#
            • 3.c4#
      • 1...Sxc3
        • 2.Sf4+
          • 2...Kd4
            • 3.Qxc3#
          • 2...Ke5
            • 3.Qxc3#
      • 1...Sc7
        • 2.Qg4
          • threat
            • 3.Bb3#
            • 3.c4#
      • 1...Sd4
        • 2.c4+
          • 2...Ke4
            • 3.Qg4#
      • 1...Sf5
        • 2.Sf4+
          • 2...Ke5
            • 3.Qxf5#
            • 3.Qe6#
      • 1...e5
        • 2.Bb3+
          • 2...Ke4
            • 3.Sf2#
      • 1...Sh5!

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Developed and maintained by Brian Stephenson.
Implemented with HTML5, MySQL, Perl (with, inter alia, CGI::Simple, HTML::Template & XML::LibXML) & CSS/Javascript (jQuery, Bootstrap & DataTables).