Gotfryd, J
De Problemist, 1930
#2
8 + 7
81 | Chess | 1946 |
5454 | Near Snap | 2007 |
136 | Problem Observer | 2014 |
Anticipated by 50912(1925)
This anticipates 117134(1934), 254644(1934), 50914(1936), 45402(1944-1945)
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).