Problem Display
PID: 34264 (5r2/3PNp2/2B2K2/4p2b/R2n1k2/2ppp1pP/4n1P1/2b5 w - - 0 1)

Hetherington, James K

The Problemist, 1973

5r2/3PNp2/2B2K2/4p2b/R2n1k2/2ppp1pP/4n1P1/2b5

#4

7 + 12


SOLUTION


  • SOUND
  • Keys
    • 1.Rc4!
      • threat
        • 2.Sd5+
          • 2...Ke4
            • 3.Sb4+
              • 3...Kf4
                • 4.Sxd3#
      • 1...Bg6
        • 2.Sd5+
          • 2...Ke4
            • 3.Kg5
              • threat
                • 4.Sxc3#
                • 4.Sb4#
                • 4.Sf4#
                • 4.Sb6#
                • 4.Sf6#
                • 4.Sc7#
                • 4.Se7#
              • 3...f6+
                • 4.Sxf6#
      • 1...d2
        • 2.Sd5+
          • 2...Ke4
            • 3.Sb4+
              • 3...Kf4
                • 4.Sd3#

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).