Problem Display
PID: 200718 (5NQ1/8/8/P2Nk3/7P/K7/2P2P2/8 w - - 0 1)

Petrasinovic, Petrasin

Zadachi i Etyudi, 2017

5NQ1/8/8/P2Nk3/7P/K7/2P2P2/8

#3

8 + 1


SOLUTION


  • SOUND
  • Sets
    • 1...Kf5
      • 2.Qe6#
  • Tries
    • 1.Qg6?
      • 1...Kxd5
        • 2.Sd7
          • 2...Kc4
            • 3.Qd3#
          • 2...Kd4
            • 3.Qd3#
      • 1...Kd4!
  • Keys
    • 1.Se7!
      • 1...Kd4
        • 2.Qd5+
          • 2...Kc3
            • 3.Qd3#
      • 1...Ke4
        • 2.Qd5+
          • 2...Kf4
            • 3.Qf5#
      • 1...Kf4
        • 2.Qg3+
          • 2...Ke4
            • 3.Qe3#
      • 1...Kd6
        • 2.Qe6+
          • 2...Kc5
            • 3.Qd5#
          • 2...Kc7
            • 3.Qb6#
      • 1...Kf6
        • 2.Seg6
          • 2...Kf5
            • 3.Qe6#

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).