BDS
Darnall & Handsworth Solving Ty., 1994
#2
1.Rxc3! (2.Rf3#) 1...e4 2.Se7# 1...Bb4 2.Sxd4# 1...dxc3,d3 2.e4#
A straightforward half-pin introduced by a sacrificial key that also leads to Black’s elimination of an en passant capture. Composed especially for the solving tourney at my chess club.
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).