Problem Display
PID: 200524 (8/3p4/2pB2Rp/3p2p1/3k4/3P4/p1pQ1N2/2n4K w - - 0 1)

Makaronets, Leonid

Problemskak, 2011

8/3p4/2pB2Rp/3p2p1/3k4/3P4/p1pQ1N2/2n4K

#4

6 + 9


SOLUTION


  • SOUND
  • Keys
    • 1.Rf6!
      • threat
        • 2.Rf4+
          • 2...gxf4
            • 3.Qxf4+
              • 3...Kc3
                • 4.Qb4#
      • 1...Se2
        • 2.Qb4+
          • 2...Ke3
            • 3.Sg4+
              • 3...Kxd3
                • 4.Rf3#
      • 1...Sb3
        • 2.Qb4+
          • 2...Ke3
            • 3.Qe1+
              • 3...Kd4
                • 4.Qe5#
      • 1...c5
        • 2.Rf5
          • threat
            • 3.Be5#
          • 2...c4
            • 3.dxc4+
              • 3...Kxc4
                • 4.Qb4#
              • 3...Sd3
                • 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).