Problem Display
PID: 137096 (8/4k3/1PP5/K7/5Q2/8/8/8 w - - 0 1)

Kozhakin, Vladimir Vladimirovich

StrateGems, 2010

8/4k3/1PP5/K7/5Q2/8/8/8

#3

4 + 1


SOLUTION


  • SOUND
  • Sets
    • 1...Kd8
      • 2.Qf8#
  • Tries
    • 1.Qh6?
      • 1...Ke8
        • 2.Qg7
          • 2...Kd8
            • 3.Qf8#
            • 3.Qd7#
      • 1...Kf7!
    • 1.Qf6+?
      • 1...Ke8
        • 2.Qg7
          • 2...Kd8
            • 3.Qf8#
            • 3.Qd7#
      • 1...Kxf6!
  • Keys
    • 1.c7!
      • 1...Ke6
        • 2.c8Q+
          • 2...Kd5
            • 3.Qcc4#
          • 2...Ke7
            • 3.Qff8#
      • 1...Kd7
        • 2.c8Q+
          • 2...Ke7
            • 3.Qff8#
          • 2...Kxc8
            • 3.Qc7#
      • 1...Ke8
        • 2.c8Q+
          • 2...Ke7
            • 3.Qff8#

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).