Feustel, Bernd
Deutsche Schachzeitung, 1987
#3
8 + 4
This is a version
This is a version of the same composer's problem in Frankischer Tag, 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).