Problem Display
PID: 277126 (7K/p1Np3p/2pB4/2p2p2/3kB3/1Q3p2/8/3r4 w - - 0 1)

Lyubashevsky, Leonid Abramovic

Makaronets, Leonid

Phenix, 2005

7K/p1Np3p/2pB4/2p2p2/3kB3/1Q3p2/8/3r4

#4

5 + 9


SOLUTION


  • SOUND
  • Keys
    • 1.Bf4!
      • threat
        • 2.Bd5
          • threat
            • 3.Qc4#
            • 3.Qe3#
          • 2...cxd5
            • 3.Sb5+
              • 3...Ke4
                • 4.Qe3#
      • 1...fxe4
        • 2.Be3+
          • 2...Ke5
            • 3.Qf7
              • threat
                • 4.Qf4#
              • 3...Kd6
                • 4.Bf4#
      • 1...a6
        • 2.Sa8
          • threat
            • 3.Sb6
              • threat
                • 4.Qc4#
                • 4.Qe3#
              • 3...Kxe4
                • 4.Qe3#
          • 2...Kxe4
            • 3.Qe3+
              • 3...Kd5
                • 4.Sb6#
          • 2...fxe4
            • 3.Sb6
              • threat
                • 4.Qc4#
                • 4.Qe3#
          • 2...d5
            • 3.Sb6
              • threat
                • 4.Qe3#
              • 3...Kxe4
                • 4.Qe3#
              • 3...Re1
                • 4.Qd3#
              • 3...Rd3
                • 4.Qxd3#

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).