Problem Display
PID: 35102 (3n4/p3B3/B1p4N/2Pb2pp/3kn3/P1p2Q2/2P3P1/4K3 w - - 0 1)

Dobrusky, Jan

Zlata Praha, 1886

3n4/p3B3/B1p4N/2Pb2pp/3kn3/P1p2Q2/2P3P1/4K3

#4

9 + 9


56 The Problemist 2005

SOLUTION


  • SOUND
  • Keys
    • 1.Bd3!
      • threat
        • 2.Bd6
          • threat
            • 3.Sf5#
          • 2...Sxd6
            • 3.Qf6+
              • 3...Ke3
                • 4.Qf2#
              • 3...Kxc5
                • 4.Qf2#
      • 1...Ke5
        • 2.Qf6+
          • 2...Sxf6
            • 3.Bd6+
              • 3...Kd4
                • 4.Sf5#
              • 3...Ke6
                • 4.Bf5#
      • 1...Se6
        • 2.Qf6+
          • 2...Ke3
            • 3.Qe5
              • threat
                • 4.Sf5#
              • 3...Sd4
                • 4.Bxg5#
              • 3...Sg7
                • 4.Bxg5#
          • 2...Sxf6
            • 3.Sf5+
              • 3...Ke5
                • 4.Bd6#
      • 1...Sb7
        • 2.Sf7
          • threat
            • 3.Bf6+
              • 3...Kxc5
                • 4.Qe3#
              • 3...Sxf6
                • 4.Qf2#
          • 2...Sbxc5
            • 3.Bxc5+
              • 3...Kxc5
                • 4.Qe3#
              • 3...Sxc5
                • 4.Qf2#
            • 3.Bf6+
              • 3...Sxf6
                • 4.Qf2#
      • 1...Sf7
        • 2.Sxf7
          • threat
            • 3.Bf6+
              • 3...Kxc5
                • 4.Qe3#
              • 3...Sxf6
                • 4.Qf2#

FEATURES


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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).