Overkamp, Petrus
3rd Prize, Probleemblad, 1954
#2
10 + 10
785 | Het Belgisch Schaakbord (L'Echiquier Belge) | 1956 |
5454 | Near Snap | 2022 |
This anticipates 260958(1970)
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).