Problem Display
PID: 14498 (2N2KB1/5p1r/2R1p2r/1pp1k3/8/1nN4b/5Q2/8 w - - 0 1)

Rosenkilde, D Harry

3rd Prize, Tijdschrift vd NSB, 1928

2N2KB1/5p1r/2R1p2r/1pp1k3/8/1nN4b/5Q2/8

#3

6 + 9


SOLUTION


  • SOUND
  • Sets
    • 1...Sa1
      • 2.Rxc5#
    • 1...Sc1
      • 2.Rxc5#
    • 1...Sd2
      • 2.Rxc5#
    • 1...Sd4
      • 2.Rxc5#
    • 1...Sa5
      • 2.Rxc5#
    • 1...f5
      • 2.Qe3+
        • 2...Kf6
          • 3.Rxe6#
  • Tries
    • 1.Qg3+?
      • 1...Kf5
        • 2.Sd6+
          • 2...Kf6
            • 3.Sce4#
        • 2.Se7+
          • 2...Kf6
            • 3.Se4#
            • 3.Scd5#
      • 1...Kf6
        • 2.Se4+
          • 2...Kf5
            • 3.Scd6#
        • 2.Sd5+
          • 2...Kf5
            • 3.Sd6#
        • 2.Se7
          • threat
            • 3.Se4#
            • 3.Scd5#
          • 2...Bg2
            • 3.Qf4#
      • 1...Kd4!
  • Keys
    • 1.Sb6!
      • threat
        • 2.Sd7#
      • 1...f5
        • 2.Qe3+
          • 2...Kf6
            • 3.Rxe6#
      • 1...f6
        • 2.Qg3+
          • 2...Kd4
            • 3.Rd6#
          • 2...Kf5
            • 3.Bxe6#

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).