Problem Display
PID: 272658 (1Q6/8/7B/2K5/1N6/3P4/7P/3k4 w - - 0 1)

Hillary, T

The Problemist, 1957

1Q6/8/7B/2K5/1N6/3P4/7P/3k4

#3

6 + 1


SOLUTION


  • SOUND
  • Tries
    • 1.Qf4?
      • threat
        • 2.Qd2#
        • 2.Qf1#
      • 1...Ke2
        • 2.Sc2
          • 2...Kd1
            • 3.Qd2#
          • 2...Kxd3
            • 3.Qc4#
      • 1...Ke1!
    • 1.Qb7?
      • threat
        • 2.Qf3+
          • 2...Ke1
            • 3.Sc2#
      • 1...Ke1
        • 2.Qg2
          • 2...Kd1
            • 3.Qf1#
            • 3.Qd2#
      • 1...Ke2!
    • 1.Qa8?
      • threat
        • 2.Qf3+
          • 2...Ke1
            • 3.Sc2#
      • 1...Ke1
        • 2.Qg2
          • 2...Kd1
            • 3.Qf1#
            • 3.Qd2#
      • 1...Ke2!
    • 1.Qg8?
      • 1...Ke1
        • 2.Qg2
          • 2...Kd1
            • 3.Qf1#
            • 3.Qd2#
      • 1...Ke2!
  • Keys
    • 1.Sc2!
      • 1...Kxc2
        • 2.Qb4
          • 2...Kd1
            • 3.Qd2#
          • 2...Kxd3
            • 3.Qc4#
      • 1...Ke2
        • 2.Qf4
          • 2...Kd1
            • 3.Qd2#
          • 2...Kxd3
            • 3.Qc4#

FEATURES


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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).