Problem Display
PID: 251645 (8/p1p1R3/2P2p1p/1PPp1p1B/P2p1k1B/3P3p/4K2P/8 w - - 0 1)

Courthiau, Bernard

The Problemist, 2021

8/p1p1R3/2P2p1p/1PPp1p1B/P2p1k1B/3P3p/4K2P/8

#4

10 + 9


SOLUTION


  • SOUND
  • Keys
    • 1.Kd2!
      • threat
        • 2.Re1
          • threat
            • 3.Bxf6
              • threat
                • 4.Rf1#
          • 2...a5
            • 3.Ke2
              • 3...Ke5
                • 4.Kf3#
      • 1...a5
        • 2.Bd1
          • 2...h5
            • 3.Re2
              • 3...Kf3
                • 4.Rf2#
              • 3...Kg4
                • 4.Re4#
      • 1...a6
        • 2.Re1
          • threat
            • 3.Bxf6
              • threat
                • 4.Rf1#
          • 2...a5
            • 3.Ke2
              • 3...Ke5
                • 4.Kf3#

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).