Problem Display
PID: 185853 (1B6/1K6/3Np3/3k4/2N5/2P5/8/8 w - - 0 1)

Grupen, Claus

2nd Prize, Problem Observer, 2015-2016

1B6/1K6/3Np3/3k4/2N5/2P5/8/8

#4

5 + 2


136 Problem Observer 2017

SOLUTION


  • SOUND
  • Keys
    • 1.Kc7!
      • 1...e5
        • 2.Kd7
          • threat
            • 3.Se3+
              • 3...Kc5
                • 4.Ba7#
          • 2...Kc5
            • 3.Ba7+
              • 3...Kd5
                • 4.Se3#
          • 2...e4
            • 3.Se3+
              • 3...Kc5
                • 4.Ba7#
              • 3...Ke5
                • 4.Se8#

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).