O'Keefe, John James
2nd HM., Good Companions (April Complete Blocks), 1918
#2
4 + 5
2681 | All Change Here! | 1919 |
3132 | The Good Companion Two-Mover | 1922 |
934 | Social Chess Quarterly (The) | 1934 |
3310 | 2345 Chess Problems | 1997 |
56 | The Problemist | 2005 |
3713 | Snap | 2008 |
5454 | Near Snap | 2010 |
This anticipates 77239(1927), 102513(1964), 12404(1978), 150698(1982), 79321(1988), 203054(1990), 245207(2000)
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).