Problem Display
PID: 140389 (r3k2r/2p1p2p/2p1K3/8/8/7p/5R2/BR6 w kq - 0 1)

Caine, Walter Edmund

The Problemist, 1943

r3k2r/2p1p2p/2p1K3/8/8/7p/5R2/BR6

#4

4 + 8


SOLUTION


  • SOUND
  • Keys
    • 1.Rfb2!
      • threat
        • 2.Rb8+
          • 2...Rxb8
            • 3.Rxb8#
      • 1...0-0
        • 2.Rg1+
          • 2...Kh8
            • 3.Rb8+
              • 3...Rxa1
                • 4.Rxf8#
      • 1...Rc8
        • 2.Rb8
          • threat
            • 3.Rxc8#
          • 2...Kd8
            • 3.Rd1+
              • 3...Ke8
                • 4.Rxc8#
          • 2...Rd8
            • 3.Rxd8+
              • 3...Kxd8
                • 4.Rb8#
      • 1...Rd8
        • 2.Rb8
          • threat
            • 3.Rxd8+
              • 3...Kxd8
                • 4.Rb8#

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).