Problem Display
PID: 255014 (8/3p3p/2bK4/3p2p1/1Qp2NBk/4N1p1/6p1/r1n1n3 w - - 0 1)

Dimitrov, Nikolai

Probleemblad, 1984

8/3p3p/2bK4/3p2p1/1Qp2NBk/4N1p1/6p1/r1n1n3

#4

5 + 12


SOLUTION


  • SOUND
  • Keys
    • 1.Qb8!
      • threat
        • 2.Sg6+
          • 2...hxg6
            • 3.Qh8#
        • 2.Qe8
          • threat
            • 3.Qh5#
          • 2...h5
            • 3.Sg6#
            • 3.Qxh5#
        • 2.Qf8
          • threat
            • 3.Qh6#
          • 2...h5
            • 3.Sg6#
          • 2...h6
            • 3.Sg6#
            • 3.Qxh6#
        • 2.Qg8
          • threat
            • 3.Qxh7#
          • 2...gxf4
            • 3.Sf5#
            • 3.Qd8#
          • 2...h5
            • 3.Sg6#
          • 2...h6
            • 3.Sg6#
        • 2.Qh8
          • threat
            • 3.Sg6#
            • 3.Qxh7#
          • 2...gxf4
            • 3.Qf6#
            • 3.Qd8#
      • 1...Ra8
        • 2.Qb1
          • threat
            • 3.Qxh7#
          • 2...gxf4
            • 3.Qf5
              • threat
                • 4.Qh5#
                • 4.Qf6#
          • 2...Rh8
            • 3.Qxh7+
              • 3...Rxh7
                • 4.Sg6#
          • 2...Scd3
            • 3.Sfxg2+
              • 3...Sxg2
                • 4.Qh1#

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).