Problem Display
PID: 20423 (8/K7/1R5p/k3r3/p7/8/4N2R/8 w - - 0 1)

Letzelter, Jean-Claude

Source?, 1983

8/K7/1R5p/k3r3/p7/8/4N2R/8

#4

4 + 4


SOLUTION


  • SOUND
  • Keys
    • 1.Rh5!
      • threat
        • 2.Rxe5#
      • 1...Rxh5
        • 2.Sd4
          • threat
            • 3.Sc6#
          • 2...a3
            • 3.Sc6+
              • 3...Ka4
                • 4.Rb4#
          • 2...Rc5
            • 3.Rb5+
              • 3...Rxb5
                • 4.Sc6#
      • 1...Rg5
        • 2.Rxg5+
          • 2...hxg5
            • 3.Sc3
              • threat
                • 4.Rb5#
        • 2.Sd4
          • threat
            • 3.Sc6#
          • 2...a3
            • 3.Sc6+
              • 3...Ka4
                • 4.Rb4#

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).