Problem Display
PID: 13757 (8/1R1RP3/p1k1p3/Pn2P3/1P6/3P4/8/K7 w - - 0 1)

White, Alain Campbell

More White Rooks, 1911

8/1R1RP3/p1k1p3/Pn2P3/1P6/3P4/8/K7

#3

8 + 4


SOLUTION


  • SOUND
  • Sets
    • 1...Sc3
      • 2.e8Q
        • threat
          • 3.Rb6#
          • 3.Qxe6#
          • 3.Qc8#
    • 1...Sd4
      • 2.Rdc7+
        • 2...Kd5
          • 3.Rc5#
    • 1...Sa7
      • 2.e8Q
        • threat
          • 3.Rb6#
          • 3.Qxe6#
        • 2...Sc8
          • 3.Qxc8#
  • Keys
    • 1.e8R!
      • threat
        • 2.Rxe6+
          • 2...Sd6
            • 3.Rexd6#
        • 2.Ree7
          • threat
            • 3.Rb6#
          • 2...Sd6
            • 3.Rxd6#
        • 2.Reb8
          • 2...Sd6
            • 3.Rxd6#
          • 2...Sc7
            • 3.Rbxc7#
            • 3.Rd6#
          • 2...Sa3
            • 3.Rbc7#
            • 3.Rd6#
            • 3.Rc8#
          • 2...Sc3
            • 3.Rbc7#
            • 3.Rd6#
            • 3.Rc8#
          • 2...Sd4
            • 3.Rbc7#
            • 3.Rd6#
            • 3.Rc8#
          • 2...Sa7
            • 3.Rbc7#
            • 3.Rd6#
        • 2.Rc8+
          • 2...Sc7
            • 3.Rc8xc7#
      • 1...Sd6
        • 2.Rxe6
          • 2...Kd5
            • 3.Rdxd6#
      • 1...Sc7
        • 2.Rc8
          • threat
            • 3.Rc8xc7#
          • 2...Kxb7
            • 3.Rdxc7#
          • 2...Kxd7
            • 3.Rbxc7#

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).