Problem Display
PID: 26974 (6K1/2b4Q/5kN1/2p3N1/8/4pp2/8/8 w - - 0 1)

Williams, Philip Hamilton

Source?, 0000

6K1/2b4Q/5kN1/2p3N1/8/4pp2/8/8

#3

4 + 5


SOLUTION


  • SOUND
  • Tries
    • 1.Se4+?
      • 1...Ke6
        • 2.Qf7#
      • 1...Kf5!
    • 1.Sh4?
      • threat
        • 2.Qg7#
      • 1...Ke5
        • 2.Qe4+
          • 2...Kd6
            • 3.Qe6#
          • 2...Kf6
            • 3.Sh7#
      • 1...Kxg5!
    • 1.Se7?
      • threat
        • 2.Qg7#
      • 1...Ke5
        • 2.Qe4+
          • 2...Kd6
            • 3.Qe6#
          • 2...Kf6
            • 3.Sh7#
      • 1...Kxg5!
    • 1.Sf8?
      • threat
        • 2.Sxf3
          • threat
            • 3.Qf7#
      • 1...Ke5
        • 2.Qe4+
          • 2...Kd6
            • 3.Sf7#
            • 3.Qe6#
          • 2...Kf6
            • 3.Sgh7#
            • 3.Sfh7#
      • 1...f2
        • 2.Sf3
          • threat
            • 3.Qf7#
      • 1...Kxg5!
    • 1.Qh3?
      • threat
        • 2.Se4+
          • 2...Kxg6
            • 3.Qh7#
      • 1...Kxg6
        • 2.Se4
          • threat
            • 3.Qh7#
      • 1...Kxg5!
  • Keys
    • 1.Se5!
      • threat
        • 2.Sexf3
          • threat
            • 3.Qf7#
      • 1...Kxe5
        • 2.Qe4+
          • 2...Kd6
            • 3.Qe6#
          • 2...Kf6
            • 3.Sh7#
      • 1...Kxg5
        • 2.Qg6+
          • 2...Kf4
            • 3.Sd3#
          • 2...Kh4
            • 3.Qg4#
      • 1...Bxe5
        • 2.Se4+
          • 2...Ke6
            • 3.Qf7#
      • 1...f2
        • 2.Sef3
          • threat
            • 3.Qf7#

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).