Problem Display
PID: 251139 (8/8/7p/5p2/5k1P/8/5K2/4R1R1 w - - 0 1)

Voronin, Vladimir

Uralski Problemist, 2012

8/8/7p/5p2/5k1P/8/5K2/4R1R1

#4

4 + 3


SOLUTION


  • SOUND
  • Keys
    • 1.Kg2!
      • threat
        • 2.Kh3
          • threat
            • 3.Rgf1#
          • 2...Kf3
            • 3.Rgf1#
      • 1...Kg4
        • 2.Kh2+
          • 2...Kf3
            • 3.Kh3
              • threat
                • 4.Rgf1#
              • 3...Kf2
                • 4.Rgf1#
              • 3...Kf4
                • 4.Rgf1#
          • 2...Kf4
            • 3.Kh3
              • threat
                • 4.Rgf1#
              • 3...Kf3
                • 4.Rgf1#
          • 2...Kxh4
            • 3.Re3
              • threat
                • 4.Rh3#
              • 3...Kh5
                • 4.Rh3#
          • 2...Kh5
            • 3.Kh3
              • 3...f4
                • 4.Re5#

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).