Problem Display
PID: 69164 (BR6/B1R5/7K/3P1b2/2pppkp1/1p2pNp1/4q1P1/4N1n1 w - - 0 1)

Doukhan, Gerard

3rd Prize, Europe Echecs, 1980

BR6/B1R5/7K/3P1b2/2pppkp1/1p2pNp1/4q1P1/4N1n1

#3

9 + 11


SOLUTION


  • SOUND
  • Tries
    • 1.Rf8?
      • threat
        • 2.Rxf5+
          • 2...Kxf5
            • 3.Rf7#
      • 1...Sxf3
        • 2.Rcf7
          • threat
            • 3.Rxf5#
          • 2...Ke5
            • 3.Bb8#
          • 2...Sh4
            • 3.Bb8#
      • 1...exf3
        • 2.Re7
          • threat
            • 3.Bb8#
      • 1...gxf3
        • 2.Rg7
          • threat
            • 3.Bb8#
          • 2...Ke5
            • 3.Bb8#
      • 1...Qxf3!
  • Keys
    • 1.Rf7!
      • threat
        • 2.Rxf5+
          • 2...Kxf5
            • 3.Rf8#
      • 1...Qxf3
        • 2.Rxb3
          • threat
            • 3.Bb8#
          • 2...Ke5
            • 3.Bb8#
      • 1...Sxf3
        • 2.Rbf8
          • threat
            • 3.Rxf5#
          • 2...Ke5
            • 3.Bb8#
          • 2...Sh4
            • 3.Bb8#
      • 1...exf3
        • 2.Re8
          • threat
            • 3.Bb8#
      • 1...gxf3
        • 2.Rg8
          • threat
            • 3.Bb8#
          • 2...Ke5
            • 3.Bb8#

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).