Problem Display
PID: 191800 (5k2/3KpP2/4R1Pp/8/4N3/8/8/n7 w - - 0 1)

Keeney, Palmer Gunkel

Pittsburgh Gazette-Times, 1915

5k2/3KpP2/4R1Pp/8/4N3/8/8/n7

#3

5 + 4


6490 yacpdb 2019

SOLUTION


  • SOUND
  • Sets
    • 1...Kg7
      • 2.Kxe7
        • threat
          • 3.f8Q#
        • 2...Kh8
          • 3.f8Q#
      • 2.Ke8
        • threat
          • 3.f8Q#
        • 2...Kh8
          • 3.f8Q#
  • Tries
    • 1.Sg5?
      • threat
        • 2.Sh7+
          • 2...Kg7
            • 3.f8Q#
      • 1...Kg7
        • 2.Kxe7
          • threat
            • 3.f8Q#
          • 2...Kh8
            • 3.f8Q#
        • 2.Ke8
          • threat
            • 3.f8Q#
          • 2...Kh8
            • 3.f8Q#
        • 2.Sh7
          • threat
            • 3.f8Q#
          • 2...Kh8
            • 3.f8Q#
      • 1...hxg5!
    • 1.Ra6?
      • threat
        • 2.Ra8+
          • 2...Kg7
            • 3.Rg8#
      • 1...Kg7
        • 2.Kxe7
          • threat
            • 3.f8Q#
          • 2...Kh8
            • 3.f8Q#
      • 1...h5!
    • 1.Rb6?
      • threat
        • 2.Rb8+
          • 2...Kg7
            • 3.Rg8#
      • 1...Kg7
        • 2.Kxe7
          • threat
            • 3.f8Q#
          • 2...Kh8
            • 3.f8Q#
      • 1...h5!
    • 1.Rc6?
      • threat
        • 2.Rc8+
          • 2...Kg7
            • 3.Rg8#
      • 1...Kg7
        • 2.Kxe7
          • threat
            • 3.f8Q#
          • 2...Kh8
            • 3.f8Q#
      • 1...h5!
  • Keys
    • 1.Sf6!
      • threat
        • 2.Sh7+
          • 2...Kg7
            • 3.f8Q#
      • 1...Kg7
        • 2.Sh7
          • threat
            • 3.f8Q#
          • 2...Kh8
            • 3.f8Q#
      • 1...exf6
        • 2.Re8+
          • 2...Kg7
            • 3.Rg8#

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).