Problem Display
PID: 234590 (8/8/5pK1/7p/7k/7p/7P/6R1 w - - 0 1)

Planck, Charles

English Mechanic and World of Science, 1880

(First published on Fri Dec 31 1880)

8/8/5pK1/7p/7k/7p/7P/6R1

#4

3 + 4


3713 Snap 2021
15239 Valois Notebooks 2021
  • SOUND
  • Keys
    • 1.Rg5!
      • threat
        • 2.Rxh5+
          • 2...Kg4
            • 3.Rf5
              • 3...Kh4
                • 4.Rf4#
      • 1...fxg5
        • 2.Kf5
          • 2...g4
            • 3.Kf4
              • 3...g3
                • 4.hxg3#
      • 1...f5
        • 2.Rxh5+
          • 2...Kg4
            • 3.Rxf5
              • 3...Kh4
                • 4.Rf4#

This anticipates 33607(1910)



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).