Problem Display
PID: 75334 (8/8/5ppp/7k/7n/6nK/4p1P1/Q7 w - - 0 1)

Grupen, Claus

Basler Nachrichten, 1975

8/8/5ppp/7k/7n/6nK/4p1P1/Q7

#4

3 + 7


136 Problem Observer 2007

SOLUTION


  • SOUND
  • Keys
    • 1.Qa4!
      • threat
        • 2.Qg4#
        • 2.Qxh4#
      • 1...g5
        • 2.Qe8+
          • 2...Sg6
            • 3.Qxe2+
              • 3...Sxe2
                • 4.g4#
              • 3...g4+
                • 4.Qxg4#

FEATURES


NOT CLASSIFIED


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).