Problem Display
PID: 61648 (4R3/8/1K1kNP2/8/8/5P2/8/8 w - - 0 1)

van der Graaf, ?

Het Belgisch Schaakbord (L'Echiquier Belge), 1956

4R3/8/1K1kNP2/8/8/5P2/8/8

#3

5 + 1


SOLUTION


  • SOUND
  • Tries
    • 1.Sg7?
      • 1...Kd7
        • 2.f4
          • 2...Kd6
            • 3.Rd8#
      • 1...Kd5!
    • 1.f4?
      • 1...Kd7
        • 2.Sc7
          • 2...Kd6
            • 3.Rd8#
        • 2.Sg7
          • 2...Kd6
            • 3.Rd8#
      • 1...Kd5!
  • Keys
    • 1.Sc7!
      • 1...Kd7
        • 2.f4
          • 2...Kd6
            • 3.Rd8#

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).