Problem Display
PID: 168719 (8/2K5/3R4/2k5/p7/3B4/N7/8 w - - 0 1)

Kovalenko, Vladimir

SuperProblem, 2017

8/2K5/3R4/2k5/p7/3B4/N7/8

#4

4 + 2


6490 yacpdb 2018

SOLUTION


  • SOUND
  • Keys
    • 1.Bc2!
      • 1...Kc4
        • 2.Kc6
          • 2...a3
            • 3.Re6
              • 3...Kd4
                • 4.Re4#
      • 1...Kb5
        • 2.Rc6
          • threat
            • 3.Bd3+
              • 3...Ka5
                • 4.Rc5#
                • 4.Ra6#
          • 2...Ka5
            • 3.Bd3
              • 3...a3
                • 4.Ra6#
          • 2...a3
            • 3.Kb7
              • 3...Ka5
                • 4.Rc5#
      • 1...a3
        • 2.Bb3
          • 2...Kb5
            • 3.Kb7
              • threat
                • 4.Rd5#
              • 3...Ka5
                • 4.Rd5#
              • 3...Kc5
                • 4.Rd5#

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).