BDS & Stephen Taylor
Probleemblad, 2021
#4
LEO c5
VAOs h8; a4
1.LEg1! () 1...g6 2.LEg5 h3 3.LEh6 g5 4.Qe3# 1...g5 2.LEg4 h3 3.LEh5 g4 4.Qe2# 1...Kd4 2.Qe2 Kd5 3.Qd3+ Kc6 4.Qd6# h3 3.LEg6 Kd5 4.Qd3# 1...h3 2.LEg6 Kd4 3.Qe2 Kd5 4.Qd3#
My original idea consisted of the first two variations, but constructing it proved very difficult. I came up with a sound setting with a flight-taking key, which Stephen transformed into this much better setting.
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).