Problem Display
PID: 35110 (8/3p1bB1/1Pp2N1P/K3k3/8/p7/r1n2Q2/8 w - - 0 1)

Dobrusky, Jan

Zlata Praha, 1891

8/3p1bB1/1Pp2N1P/K3k3/8/p7/r1n2Q2/8

#4

6 + 7


SOLUTION


  • SOUND
  • Keys
    • 1.Qf3!
      • threat
        • 2.Se8+
          • 2...Ke6
            • 3.Qe4#
        • 2.Qe4+
          • 2...Kd6
            • 3.Bf8#
      • 1...Kd4
        • 2.Se4+
          • 2...Kc4
            • 3.Qb3+
              • 3...Kxb3
                • 4.Sd2#
          • 2...Kd5
            • 3.Qf5+
              • 3...Kc4
                • 4.Sd2#
      • 1...Kd6
        • 2.Bf8+
          • 2...Ke5
            • 3.Qe4+
              • 3...Kxf6
                • 4.Be7#
          • 2...Ke6
            • 3.Qe4+
              • 3...Kxf6
                • 4.Be7#
        • 2.Qe4
          • threat
            • 3.Bf8#
          • 2...Kc5
            • 3.Bf8+
              • 3...d6
                • 4.Sd7#
        • 2.Qf5
          • threat
            • 3.Bf8#
          • 2...c5
            • 3.Bf8+
              • 3...Kc6
                • 4.Qxd7#
      • 1...Bg6
        • 2.Se8+
          • 2...Ke6
            • 3.Sc7+
              • 3...Kd6
                • 4.Qf8#
              • 3...Ke7
                • 4.Qf6#
                • 4.Qf8#
      • 1...d5
        • 2.Qg4
          • threat
            • 3.Se4#
            • 3.Se8#
          • 2...Kd6
            • 3.Bf8+
              • 3...Ke5
                • 4.Sd7#
          • 2...d4
            • 3.Qe4+
              • 3...Kd6
                • 4.Bf8#

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).