Blumenthal, Oscar
Schweizerische Schachzeitung, 1907
#2
2 + 2
5454 | Near Snap | 2018 |
6490 | yacpdb | 2018 |
Anticipated by 47227(1849), 110515(1870)
This anticipates 193729(1916), 166257(1917), 149134(1929), 172254(1996), 173962(2005), 169981(2017)
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).