Willmers, Rudolf Heinrich
The Chess Monthly (Morphy/Fiske), 1858
#4
6 + 4
There are these versions: 211281
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).