Problem Display
PID: 248489 (8/k7/8/1RP5/K7/8/8/8 w - - 0 1)

Goudsmit, Cornelius Julius

Het Vaderland, 1961

8/k7/8/1RP5/K7/8/8/8

#4

3 + 1


6490 yacpdb 2021

SOLUTION


  • SOUND
  • Keys
    • 1.c6!
      • threat
        • 2.c7
          • threat
            • 3.c8R
              • 3...Ka6
                • 4.Ra8#
          • 2...Ka6
            • 3.c8Q+
              • 3...Ka7
                • 4.Qb7#
          • 2...Ka8
            • 3.c8Q+
              • 3...Ka7
                • 4.Qb7#
      • 1...Ka6
        • 2.c7
          • 2...Ka7
            • 3.c8R
              • 3...Ka6
                • 4.Ra8#
      • 1...Ka8
        • 2.c7
          • 2...Ka7
            • 3.c8R
              • 3...Ka6
                • 4.Ra8#

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).