Bettmann, Henry Wald
Smith, William James
Sydney Telegraph, 1901
#2
6 + 6
3360 | Simple Two-move Themes | 1924 |
3310 | 2345 Chess Problems | 1997 |
422 | Suomen Tehtavaniekat | 2007 |
5454 | Near Snap | 2021 |
This anticipates 227504(1926), 248090(1944), 232752(1976), 205470(2017)
This is a version
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).