Problem Display
PID: 197258 (4b3/4p3/4pp2/1p2k3/4N3/3K4/5RQ1/8 w - - 0 1)

Kozhakin, Vladimir Vladimirovich

The Problemist, 2018

4b3/4p3/4pp2/1p2k3/4N3/3K4/5RQ1/8

#3

4 + 6


SOLUTION


  • SOUND
  • Tries
    • 1.Rc2?
      • threat
        • 2.Rc5+
          • 2...Kf4
            • 3.Qg3#
        • 2.Qg3+
          • 2...Kd5
            • 3.Rc5#
          • 2...Kf5
            • 3.Rf2#
      • 1...Kf4
        • 2.Qg3+
          • 2...Kf5
            • 3.Rf2#
      • 1...Bh5
        • 2.Rc5+
          • 2...Kf4
            • 3.Qg3#
      • 1...Bc6
        • 2.Qg3+
          • 2...Kd5
            • 3.Rc5#
          • 2...Kf5
            • 3.Rf2#
      • 1...f5
        • 2.Rc5+
          • 2...Kf4
            • 3.Qg3#
        • 2.Qh2+
          • 2...Kd5
            • 3.Rc5#
          • 2...f4
            • 3.Rc5#
        • 2.Qg3+
          • 2...Kd5
            • 3.Rc5#
          • 2...f4
            • 3.Rc5#
            • 3.Qg5#
        • 2.Qg7+
          • 2...Kf4
            • 3.Rf2#
            • 3.Qg3#
          • 2...Kd5
            • 3.Rc5#
            • 3.Qd4#
      • 1...Kf5!
  • Keys
    • 1.Rxf6!
      • threat
        • 2.Qg5#
      • 1...Kd5
        • 2.Qc2
          • threat
            • 3.Qc5#
          • 2...Ke5
            • 3.Qc5#
      • 1...exf6
        • 2.Qg3+
          • 2...Kd5
            • 3.Qd6#
          • 2...Kf5
            • 3.Sd6#
      • 1...Bg6
        • 2.Qb2+
          • 2...Kd5
            • 3.Qxb5#

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).