BDS
The Problemist Supplement, 1994 (after A af Geyerstamm)
#4
1.Ke4! (2.dxe6+ Kxe6 3.Ba2+ Kd7 4.e6#) 1...exd5+ 2.Kf5 (3.e6#) Bxe5 3.Kg6 & 4.Bf5# 1...Bxe5 2.Kxe5 (3.dxe6#) Sf3+ 3.gxf3 (4.dxe6#) exd5 4.Bf5#
I was happy to clean up this classic four-mover showing the Durbar theme.
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).