Problem Display
PID: 37792 (4NK2/n7/7p/4k3/1N4pp/3Q4/8/8 w - - 0 1)

Pachman, Vladimir

Parallele 50, 1947

4NK2/n7/7p/4k3/1N4pp/3Q4/8/8

#3

4 + 5


SOLUTION


  • SOUND
  • Sets
    • 1...Ke6
      • 2.Qd5#
  • Keys
    • 1.Sg7!
      • threat
        • 2.Sh5
          • threat
            • 3.Qd5#
          • 2...Ke6
            • 3.Qd5#
      • 1...Kf4
        • 2.Sc2
          • threat
            • 3.Qe3#
          • 2...Ke5
            • 3.Qd4#
          • 2...Kg5
            • 3.Qf5#
          • 2...g3
            • 3.Qf5#
      • 1...Sb5
        • 2.Sc6+
          • 2...Kf4
            • 3.Se6#
          • 2...Kf6
            • 3.Qf5#
      • 1...Sc6
        • 2.Sxc6+
          • 2...Kf4
            • 3.Se6#
          • 2...Kf6
            • 3.Qf5#
      • 1...Sc8
        • 2.Sc2
          • threat
            • 3.Qd4#
          • 2...Kf4
            • 3.Qe3#
          • 2...Kf6
            • 3.Qf5#
        • 2.Sc6+
          • 2...Kf4
            • 3.Se6#
          • 2...Kf6
            • 3.Qf5#
      • 1...h5
        • 2.Sxh5
          • threat
            • 3.Qd5#
          • 2...Ke6
            • 3.Qd5#

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).