Problem Display
PID: 50000 (5Rn1/1B6/8/1kP5/1P5b/1K6/8/8 w - - 0 1)

Knoppel, Jan Heribert

Schackvarlden, 1941

5Rn1/1B6/8/1kP5/1P5b/1K6/8/8

#3

5 + 3


3680 Jan Knoppel Udvalgte Skakproblemer 1955
15593 170 Skakopgaver (Jorgensen) 1975

SOLUTION


  • SOUND
  • Sets
    • 1...Sf6
      • 2.Ra8
        • threat
          • 3.Ra5#
    • 1...Se7
      • 2.Ra8
        • threat
          • 3.Ra5#
        • 2...Sc6
          • 3.Ba6#
  • Tries
    • 1.Bc6+?
      • 1...Ka6
        • 2.Ra8#
      • 1...Kxc6!
  • Keys
    • 1.Rc8!
      • threat
        • 2.Bc6+
          • 2...Ka6
            • 3.Ra8#
      • 1...Se7
        • 2.Ra8
          • threat
            • 3.Ra5#
          • 2...Sc6
            • 3.Ba6#

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).