Problem Display
PID: 181207 (8/ppp3pK/P1P2pPp/6pk/8/5RPP/5P2/8 w - - 0 1)

Rice, John Michael

Russ, Colin Albert Harry

Problem Observer, 2013

8/ppp3pK/P1P2pPp/6pk/8/5RPP/5P2/8

#4

8 + 8


SOLUTION


  • SOUND
  • Keys
    • 1.Rf5!
      • 1...bxa6
        • 2.Ra5
          • 2...f5
            • 3.f4
              • 3...gxf4
                • 4.Rxf5#
              • 3...g4
                • 4.Rxf5#
      • 1...bxc6
        • 2.Rc5
          • 2...f5
            • 3.f4
              • 3...gxf4
                • 4.Rxf5#
              • 3...g4
                • 4.Rxf5#
      • 1...b5
        • 2.Rxb5
          • 2...f5
            • 3.f4
              • 3...gxf4
                • 4.Rxf5#
              • 3...g4
                • 4.Rxf5#
      • 1...b6
        • 2.Rb5
          • 2...f5
            • 3.f4
              • 3...gxf4
                • 4.Rxf5#
              • 3...g4
                • 4.Rxf5#

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).