Problem Display
PID: 244971 (8/8/8/1K6/1p1p3p/2k4P/Q3B3/8 w - - 0 1)

Keller, Kurt

The Problemist Supplement, 2020

8/8/8/1K6/1p1p3p/2k4P/Q3B3/8

#5

4 + 4


SOLUTION


  • SOUND
  • Keys
    • 1.Bd1!
      • threat
        • 2.Qc2#
      • 1...b3
        • 2.Qf2
          • 2...Kd3
            • 3.Qe1
              • 3...b2
                • 4.Qe2+
                  • 4...Kc3
                    • 5.Qc2#
          • 2...d3
            • 3.Kc5
              • 3...b2
                • 4.Qe1+
                  • 4...d2
                    • 5.Qe3#

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).