Problem Display
PID: 70035 (k3N2r/4Q2p/8/8/K7/8/8/8 w - - 0 1)

Tkachenko, Sergiy Ivanovich

The Problemist, 2006

k3N2r/4Q2p/8/8/K7/8/8/8

#4

3 + 3


SOLUTION


  • SOUND
  • Keys
    • 1.Qd8+!
      • 1...Ka7
        • 2.Qc7+
          • 2...Ka6
            • 3.Sd6
              • threat
                • 4.Qa5#
                • 4.Qb7#
          • 2...Ka8
            • 3.Sd6
              • threat
                • 4.Qb7#
              • 3...Rb8
                • 4.Qa5#
      • 1...Kb7
        • 2.Qc7+
          • 2...Ka6
            • 3.Sd6
              • threat
                • 4.Qa5#
                • 4.Qb7#
          • 2...Ka8
            • 3.Sd6
              • threat
                • 4.Qb7#
              • 3...Rb8
                • 4.Qa5#

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).