Problem Display
PID: 14845 (3RRb2/4pp2/5p2/1P1p4/bN3p2/2P1pN2/2B1kPK1/6B1 w - - 0 1)

Ling, John Francis

The Problemist, 1955

3RRb2/4pp2/5p2/1P1p4/bN3p2/2P1pN2/2B1kPK1/6B1

#3

10 + 9


SOLUTION


  • SOUND
  • Tries
    • 1.Sa2?
      • threat
        • 2.Sc1#
      • 1...exf2
        • 2.Sc1+
          • 2...Ke3
            • 3.Bxf2#
      • 1...Bxc2!
    • 1.Sd3?
      • threat
        • 2.Sc1#
        • 2.Sxf4#
      • 1...exf2
        • 2.Sc1+
          • 2...Ke3
            • 3.Bxf2#
      • 1...Bxc2!
  • Keys
    • 1.Sxd5!
      • threat
        • 2.Sxf4#
      • 1...exf2
        • 2.Bxf2
          • threat
            • 3.Sxf4#
          • 2...Bh6
            • 3.Rxe7#
      • 1...Bh6
        • 2.c4
          • threat
            • 3.Sc3#
          • 2...exf2
            • 3.Rxe7#
      • 1...e5
        • 2.Sxf4+
          • 2...exf4
            • 3.Rd2#

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).