Problem Display
PID: 146526 (b4N2/5N2/4Pp2/3P1k2/R7/5p2/R3PP2/b6K w - - 0 1)

Russ, Colin Albert Harry

The Problemist, 2012

b4N2/5N2/4Pp2/3P1k2/R7/5p2/R3PP2/b6K

#4

9 + 5


SOLUTION


  • SOUND
  • Keys
    • 1.e3!
      • threat
        • 2.Rf4#
      • 1...Be5
        • 2.Rh4
          • threat
            • 3.e4#
          • 2...Bxd5
            • 3.Ra5
              • 3...Bxe6
                • 4.Rf4#
                • 4.e4#
              • 3...Bf4
                • 4.Rxf4#
              • 3...Ba2
                • 4.Rf4#
                • 4.e4#
              • 3...Bb3
                • 4.Rf4#
                • 4.e4#
              • 3...Bc4
                • 4.Rf4#
                • 4.e4#
              • 3...Be4
                • 4.Rf4#
              • 3...Bc6
                • 4.Rf4#
              • 3...Bb7
                • 4.Rf4#
              • 3...Ba8
                • 4.Rf4#
              • 3...Ba1
                • 4.Rf4#
                • 4.e4#
              • 3...Bb2
                • 4.Rf4#
                • 4.e4#
              • 3...Bh2
                • 4.e4#
              • 3...Bc3
                • 4.Rf4#
                • 4.e4#
              • 3...Bg3
                • 4.e4#
              • 3...Bd4
                • 4.Rf4#
                • 4.e4#
              • 3...Bd6
                • 4.e4#
              • 3...Bc7
                • 4.e4#
              • 3...Bb8
                • 4.e4#

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).