Problem Display
PID: 208999 (3b1r1k/2p3RP/5pR1/5p2/4pp2/8/8/7K w - - 0 1)

de Jong, Leonard Nicholaas

Dutch Problem Archive, 1930

3b1r1k/2p3RP/5pR1/5p2/4pp2/8/8/7K

#4

4 + 8


6490 yacpdb 2020

SOLUTION


  • SOUND
  • Keys
    • 1.Rg1!
      • threat
        • 2.Rg8+
          • 2...Kxh7
            • 3.R8g2
              • threat
                • 4.Rh2#
              • 3...Kh6
                • 4.Rh2#
              • 3...Kh8
                • 4.Rh2#
      • 1...f3
        • 2.Rg8+
          • 2...Kxh7
            • 3.R8g3
              • threat
                • 4.Rh3#
              • 3...Kh6
                • 4.Rh3#
              • 3...Kh8
                • 4.Rh3#

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).