Problem Display
PID: 183527 (8/4p3/4p3/4P3/1p3p2/2P2B2/P2P2K1/4kNR1 w - - 0 1)

Rice, John Michael

Russ, Colin Albert Harry

The Problemist, 2017

8/4p3/4p3/4P3/1p3p2/2P2B2/P2P2K1/4kNR1

#4

8 + 5


SOLUTION


  • SOUND
  • Keys
    • 1.Rh1!
      • threat
        • 2.Rh4
          • threat
            • 3.Rxf4
              • threat
                • 4.Re4#
      • 1...bxc3
        • 2.Rh8
          • 2...cxd2
            • 3.Rd8
              • 3...d1Q
                • 4.Rxd1#
              • 3...d1S
                • 4.Rxd1#
              • 3...d1B
                • 4.Rxd1#
              • 3...d1R
                • 4.Rxd1#
          • 2...c2
            • 3.Rc8
              • 3...c1Q
                • 4.Rxc1#
              • 3...c1S
                • 4.Rxc1#
              • 3...c1B
                • 4.Rxc1#
              • 3...c1R
                • 4.Rxc1#
      • 1...b3
        • 2.Rh8
          • 2...bxa2
            • 3.Ra8
              • 3...a1Q
                • 4.Rxa1#
              • 3...a1S
                • 4.Rxa1#
              • 3...a1B
                • 4.Rxa1#
              • 3...a1R
                • 4.Rxa1#
          • 2...b2
            • 3.Rb8
              • 3...b1Q
                • 4.Rxb1#
              • 3...b1S
                • 4.Rxb1#
              • 3...b1B
                • 4.Rxb1#
              • 3...b1R
                • 4.Rxb1#

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).