Problem Display
PID: 220342 (2n5/2P3Kp/7R/1pp1kb2/1n3N2/1PP1PpB1/5N2/2q5 w - - 0 1)

Makaronets, Leonid

Volchek, Viktor Fedorovich

4th Prize, Suomen Shakki, 2005

2n5/2P3Kp/7R/1pp1kb2/1n3N2/1PP1PpB1/5N2/2q5

#4

9 + 9


6490 yacpdb 2020

SOLUTION


  • SOUND
  • Keys
    • 1.Rf6!
      • threat
        • 2.Sg6+
          • 2...Kd5
            • 3.Se7+
              • 3...Sxe7
                • 4.Rd6#
      • 1...Qxe3
        • 2.Sg2+
          • 2...Qf4
            • 3.Bxf4+
              • 3...Kd5
                • 4.Se3#
      • 1...Be6
        • 2.Rxe6+
          • 2...Kf5
            • 3.e4+
              • 3...Kg5
                • 4.Re5#
      • 1...Sc6
        • 2.Re6+
          • 2...Bxe6
            • 3.S4h3+
              • 3...Kd5
                • 4.e4#
              • 3...Kf5
                • 4.e4#
      • 1...c4
        • 2.S4d3+
          • 2...Kd5
            • 3.Sxb4+
              • 3...Kc5
                • 4.Rc6#

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).