Problem Display
PID: 31320 (8/4p1p1/4P1k1/4P2R/R7/4P2P/pp1p2p1/1rbB2Kb w - - 0 1)

Sommer, Bruno Oswald

Schach-Express, 1948

8/4p1p1/4P1k1/4P2R/R7/4P2P/pp1p2p1/1rbB2Kb

#4

8 + 10


SOLUTION


  • COOKED
  • Keys
    • 1.Rf4!
      • threat
        • 2.Rff5
          • threat
            • 3.Rfg5#
      • 1...a1B
        • 2.Rhh4
          • 2...Kg5
            • 3.e4
              • threat
                • 4.Rfg4#
              • 3...Kg6
                • 4.Rfg4#
        • 2.Rh8
          • 2...Kg5
            • 3.h4+
              • 3...Kg6
                • 4.Bc2#
                • 4.Bh5#
    • 1.Rah4!
      • threat
        • 2.Bc2#
      • 1...a1S
        • 2.Rf4
          • threat
            • 3.Rfh4
              • 3...Sc2
                • 4.Bxc2#
              • 3...Sb3
                • 4.Bc2#
            • 3.Rff5
              • threat
                • 4.Rfg5#

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).