Problem Display
PID: 36689 (1r6/2n1p3/2p3Qp/4kB2/p3NN2/2P3P1/3prP2/2b3nK w - - 0 1)

Kos, Ivan

Leipziger Illustrierte Zeitung, 1867

1r6/2n1p3/2p3Qp/4kB2/p3NN2/2P3P1/3prP2/2b3nK

#4

8 + 11


SOLUTION


  • SOUND
  • Keys
    • 1.Sd6!
      • threat
        • 2.Sc4#
        • 2.Sf7#
      • 1...exd6
        • 2.Bb1
          • threat
            • 3.Qf5#
            • 3.Qg7#
          • 2...Rxb1
            • 3.g4
              • threat
                • 4.Qf5#
              • 3...Kxf4
                • 4.Qf5#
              • 3...d5
                • 4.Sd3#
          • 2...Re4
            • 3.Bxe4
              • threat
                • 4.Sd3#
                • 4.Qf5#
          • 2...Rf8
            • 3.Sd3+
              • 3...Kd5
                • 4.Ba2#
        • 2.Qf7
          • threat
            • 3.Sd3#
            • 3.Sg6#
          • 2...d5
            • 3.Sd3+
              • 3...Kd6
                • 4.Qd7#

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).