Problem Display
PID: 257294 (3k4/2p4K/N7/N1p5/4Q3/8/1p5B/5nb1 w - - 0 1)

Froberg, Johan Hilding Laurentius

3rd Comm., Springaren, 1994

3k4/2p4K/N7/N1p5/4Q3/8/1p5B/5nb1

#3

5 + 6


6490 yacpdb 2022

SOLUTION


  • SOUND
  • Sets
    • 1...Kc8
      • 2.Qe8#
    • 1...b1S
      • 2.Qe6
        • threat
          • 3.Sc6#
          • 3.Sb7#
          • 3.Bxc7#
    • 1...b1R
      • 2.Qe6
        • threat
          • 3.Sc6#
          • 3.Bxc7#
        • 2...c6
          • 3.Sxc6#
          • 3.Bc7#
  • Tries
    • 1.Bxc7+?
      • 1...Kc8
        • 2.Qf5#
        • 2.Qg4#
        • 2.Qe6#
        • 2.Qe8#
      • 1...Kd7!
    • 1.Qe7+?
      • 1...Kc8
        • 2.Qxc7#
        • 2.Qe8#
      • 1...Kxe7!
  • Keys
    • 1.Qf5!
      • threat
        • 2.Sc6+
          • 2...Ke8
            • 3.Sxc7#
      • 1...Ke7
        • 2.Sc6+
          • 2...Ke8
            • 3.Sxc7#
      • 1...Ke8
        • 2.Sxc7+
          • 2...Ke7
            • 3.Sc6#
          • 2...Kd8
            • 3.Sc6#
      • 1...Bxh2
        • 2.Qf8+
          • 2...Kd7
            • 3.Sxc5#
      • 1...c6
        • 2.Sxc6+
          • 2...Ke8
            • 3.Sc7#

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).