Problem Display
PID: 134506 (5N1k/1P2p2P/4P2P/8/8/K7/1R3p2/2B5 w - - 0 1)

von Holzhausen, Walther Freiherr

Deutsches Wochenschach, 1905

5N1k/1P2p2P/4P2P/8/8/K7/1R3p2/2B5

#4

8 + 3


1829 The Theory of Pawn Promotion 1912

SOLUTION


  • SOUND
  • Keys
    • 1.Rd2!
      • threat
        • 2.Bb2#
      • 1...f1Q
        • 2.Bb2+
          • 2...Qf6
            • 3.b8Q
              • 3...Qxb2+
                • 4.Qxb2#
              • 3...Qc3+
                • 4.Bxc3#
              • 3...Qd4
                • 4.Bxd4#
              • 3...Qe5
                • 4.Bxe5#
                • 4.Qxe5#
              • 3...Qg7
                • 4.Bxg7#
                • 4.hxg7#
      • 1...f1R
        • 2.Bb2+
          • 2...Rf6
            • 3.Rd6
              • 3...exd6
                • 4.Bxf6#

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).