Problem Display
PID: 145951 (7k/3K4/6PP/6pP/4B3/8/8/8 w - - 0 1)

Lipton, Michael

The Problemist, 1950

7k/3K4/6PP/6pP/4B3/8/8/8

#3

5 + 2


14867 BCPS Library 2012

SOLUTION


  • SOUND
  • Tries
    • 1.Ke6?
      • threat
        • 2.Kf7
          • 2...g4
            • 3.g7#
      • 1...g4
        • 2.Kf7
          • 2...g3
            • 3.g7#
      • 1...Kg8!
    • 1.Ke7?
      • threat
        • 2.Kf7
          • 2...g4
            • 3.g7#
        • 2.Kf8
          • 2...g4
            • 3.g7#
      • 1...g4
        • 2.Kf7
          • 2...g3
            • 3.g7#
        • 2.Kf8
          • 2...g3
            • 3.g7#
      • 1...Kg8!
    • 1.Ke8?
      • threat
        • 2.Kf7
          • 2...g4
            • 3.g7#
        • 2.Kf8
          • 2...g4
            • 3.g7#
      • 1...g4
        • 2.Kf7
          • 2...g3
            • 3.g7#
        • 2.Kf8
          • 2...g3
            • 3.g7#
      • 1...Kg8!
  • Keys
    • 1.h7!
      • threat
        • 2.h6
          • 2...g4
            • 3.g7#
      • 1...Kg7
        • 2.h6+
          • 2...Kf6
            • 3.h8Q#
            • 3.h8B#
          • 2...Kxh6
            • 3.h8Q#
          • 2...Kf8
            • 3.h8Q#
            • 3.h8R#
          • 2...Kh8
            • 3.g7#
      • 1...g4
        • 2.h6
          • 2...g3
            • 3.g7#

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).