Problem Display
PID: 35539 (8/2K1k3/8/p2p4/3P1R2/p7/P4P2/8 w - - 0 1)

White, Alain Campbell

The White Rooks, 1910

8/2K1k3/8/p2p4/3P1R2/p7/P4P2/8

#4

5 + 4


SOLUTION


  • SOUND
  • Keys
    • 1.Rf3!
      • 1...Ke6
        • 2.Kd8
          • 2...a4
            • 3.Rf4
              • 3...Kd6
                • 4.Rf6#
            • 3.Rf8
              • 3...Kd6
                • 4.Rf6#
      • 1...Ke8
        • 2.Kd6
          • 2...a4
            • 3.Rf4
              • 3...Kd8
                • 4.Rf8#
            • 3.Rf5
              • 3...Kd8
                • 4.Rf8#
            • 3.Rf6
              • 3...Kd8
                • 4.Rf8#
      • 1...a4
        • 2.Rf4
          • 2...Ke6
            • 3.Kd8
              • 3...Kd6
                • 4.Rf6#
          • 2...Ke8
            • 3.Kd6
              • 3...Kd8
                • 4.Rf8#

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).