Problem Display
PID: 107223 (K7/6N1/1N4P1/P2Pk2P/1QP3P1/3p1P2/8/2n3n1 w - - 0 1)

Labai, Zoltan

De Waarheid, 1969

K7/6N1/1N4P1/P2Pk2P/1QP3P1/3p1P2/8/2n3n1

#3

11 + 4


6490 yacpdb 2009

SOLUTION


  • SOUND
  • Sets
    • 1...Kd4
      • 2.Sf5+
        • 2...Ke5
          • 3.Qd6#
    • 1...Kf6
      • 2.Se6
        • threat
          • 3.Sd7#
        • 2...Ke5
          • 3.Sd7#
    • 1...Se2
      • 2.Se6
        • threat
          • 3.Sd7#
        • 2...Kf6
          • 3.Sd7#
    • 1...Sh3
      • 2.Se6
        • threat
          • 3.Sd7#
        • 2...Kf6
          • 3.Sd7#
  • Tries
    • 1.Sd7+?
      • 1...Kd4
        • 2.Sf5#
      • 1...Kf4!
    • 1.Se6?
      • threat
        • 2.Sd7#
      • 1...Kf6
        • 2.Sd7#
      • 1...Sxf3!
    • 1.Qc5?
      • threat
        • 2.Qe3+
          • 2...Kd6
            • 3.Se8#
          • 2...Kf6
            • 3.Se8#
      • 1...Kf6
        • 2.Se6
          • threat
            • 3.Sd7#
          • 2...Ke5
            • 3.Sd7#
      • 1...Kf4!
  • Keys
    • 1.Qd2!
      • threat
        • 2.Qe3+
          • 2...Kd6
            • 3.Se8#
          • 2...Kf6
            • 3.Se8#
      • 1...Kd4
        • 2.Se6+
          • 2...Ke5
            • 3.Qf4#
      • 1...Kd6
        • 2.Qe3
          • threat
            • 3.Se8#
          • 2...Kc7
            • 3.Qe7#
      • 1...Kf6
        • 2.Sf5
          • threat
            • 3.Sd7#
          • 2...Ke5
            • 3.Sd7#

FEATURES


NOT CLASSIFIED


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).