Problem Display
PID: 163871 (7Q/8/8/8/3N4/2K2Pk1/3P4/8 w - - 0 1)

Kopyl, Valery Volodimirovich

Sigurov, Aleksandr Ilich

Zheltukhov, Viktor Ivanovich

Zadachi i Etyudi, 2014

7Q/8/8/8/3N4/2K2Pk1/3P4/8

#4

5 + 1


SOLUTION


  • SOUND
  • Keys
    • 1.Qg8+!
      • 1...Kf2
        • 2.Kd3
          • threat
            • 3.Se2
              • 3...Ke1
                • 4.Qg1#
              • 3...Kf1
                • 4.Qg1#
              • 3...Kxf3
                • 4.Qg3#
          • 2...Kf1
            • 3.Ke3
              • 3...Ke1
                • 4.Qg1#
      • 1...Kf4
        • 2.Kb4
          • 2...Ke5
            • 3.Qf8
              • 3...Kxd4
                • 4.Qd6#
              • 3...Kd5
                • 4.Qc5#

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).