von Sponer, Gyorgy Janos Andor
Deutsche Schachzeitung, 1884
#2
6 + 1
3295 | Einfuhrung in die Welt des Schachproblem | 1984 |
5454 | Near Snap | 2010 |
This anticipates 103224(1902), 53614(1934), 132050(1949), 79833(1969)
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).