Problem Display
PID: 135890 (n2n4/1p6/5R2/2pp4/5p2/8/5K1p/7k w - - 0 1)

Lind, Ingemar

Uppstrom, Rolf

Springaren, 2009

n2n4/1p6/5R2/2pp4/5p2/8/5K1p/7k

#4

2 + 8


SOLUTION


  • SOUND
  • Keys
    • 1.Rd6!
      • threat
        • 2.Rxd5
          • threat
            • 3.Rd1#
      • 1...Sc7
        • 2.Rb6
          • threat
            • 3.Rb1#
          • 2...Sb5
            • 3.Rxb5
              • threat
                • 4.Rb1#
      • 1...Sc6
        • 2.Re6
          • threat
            • 3.Re1#
          • 2...Se5
            • 3.Rxe5
              • threat
                • 4.Re1#
      • 1...d4
        • 2.Rd5
          • threat
            • 3.Rxc5
              • threat
                • 4.Rc1#
            • 3.Re5
              • threat
                • 4.Re1#
          • 2...d3
            • 3.Rxd3
              • threat
                • 4.Rd1#

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).