Willemsens, Luis Cornelis
Tijdschrift vd KNSB, 1954
#2
5 + 1
3295 | Einfuhrung in die Welt des Schachproblem | 1984 |
136 | Problem Observer | 2009 |
5454 | Near Snap | 2010 |
5454 | Near Snap | 2018 |
Anticipated by 90264(1940), 169934(1945)
This anticipates 171998(1970), 35521(1994), 79150(2001)
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).