Problem Display
PID: 196493 (4B1Kn/p1pr1p2/P1kppRp1/6P1/2P1P3/2P1BP2/8/1R6 w - - 0 1)

Makaronets, Leonid

Sachova skladba, 2011

4B1Kn/p1pr1p2/P1kppRp1/6P1/2P1P3/2P1BP2/8/1R6

#4

11 + 9


SOLUTION


  • SOUND
  • Keys
    • 1.Rb5!
      • threat
        • 2.Bxa7
          • threat
            • 3.Rd5
              • 3...exd5
                • 4.exd5#
              • 3...e5
                • 4.Rc5#
          • 2...d5
            • 3.e5
              • threat
                • 4.Rc5#
        • 2.f4
          • 2...d5
            • 3.exd5+
              • 3...Kd6
                • 4.Bc5#
          • 2...e5
            • 3.Bxa7
              • 3...exf4
                • 4.Rc5#
        • 2.e5
          • 2...dxe5
            • 3.Rd5
              • 3...e4
                • 4.Bxd7#
          • 2...d5
            • 3.Bxa7
              • threat
                • 4.Rc5#
      • 1...d5
        • 2.exd5+
          • 2...Kd6
            • 3.Kf8
              • threat
                • 4.Bf4#
              • 3...Ke5
                • 4.Bf4#
      • 1...e5
        • 2.f4
          • 2...exf4
            • 3.Bxa7
              • 3...f3
                • 4.Rc5#

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).