Hannemann, Knud Harald
Karlsson, Liss
Tuxen, Harri Viggo
Skakbladet, 1941
#2
4 + 3
3295 | Einfuhrung in die Welt des Schachproblem | 1984 |
5454 | Near Snap | 2009 |
Anticipated by 205553(1925)
This anticipates 103986(1949), 176155(1953)
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).