Problem Display
PID: 148506 (3R4/6B1/3PP1r1/N1p1P2r/2Bpk3/2p5/2N1P3/2K2R2 w - - 0 1)

Russ, Colin Albert Harry

The Problemist, 2012

3R4/6B1/3PP1r1/N1p1P2r/2Bpk3/2p5/2N1P3/2K2R2

#4

11 + 6


SOLUTION


  • SOUND
  • Keys
    • 1.Sb7!
      • threat
        • 2.Sxc5#
      • 1...Rxe5
        • 2.d7
          • threat
            • 3.Sd6#
          • 2...Rgxe6
            • 3.Re8
              • 3...Rxe8
                • 4.Sd6#
              • 3...Rd5
                • 4.Bd3#
              • 3...Rf5
                • 4.Sd6#
              • 3...Rg5
                • 4.Sd6#
              • 3...Rh5
                • 4.Sd6#
              • 3...Ra6
                • 4.Sxc5#
                • 4.Rxe5#
              • 3...Rb6
                • 4.Sxc5#
                • 4.Rxe5#
              • 3...Rc6
                • 4.Rxe5#
              • 3...Rd6
                • 4.Sxc5#
                • 4.Sxd6#
                • 4.Rxe5#
              • 3...Rf6
                • 4.Sxc5#
              • 3...Rg6
                • 4.Sxc5#
                • 4.Rxe5#
              • 3...Rh6
                • 4.Sxc5#
                • 4.Rxe5#
              • 3...Re7
                • 4.Sd6#
              • 3...d3
                • 4.exd3#
      • 1...Rxg7
        • 2.Sxc5+
          • 2...Kxe5
            • 3.Sd3+
              • 3...Ke4
                • 4.Rf4#

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).