Problem Display
PID: 47438 (R7/6p1/8/8/8/5N2/1K5P/4N2k w - - 0 1)

Backe, Odd Erik

Tidskrift for Schack, 1969

R7/6p1/8/8/8/5N2/1K5P/4N2k

#3

5 + 2


4884 154 norske miniatyrproblemer 1974

SOLUTION


  • SOUND
  • Tries
    • 1.Sc2?
      • threat
        • 2.Se3
          • threat
            • 3.Ra1#
      • 1...g5
        • 2.Se3
          • 2...g4
            • 3.Ra1#
      • 1...g6
        • 2.Se3
          • 2...g5
            • 3.Ra1#
      • 1...Kg2!
    • 1.Sg2?
      • threat
        • 2.Se3
          • threat
            • 3.Ra1#
        • 2.Sf4
          • threat
            • 3.Ra1#
        • 2.Sgh4
          • threat
            • 3.Ra1#
      • 1...g5
        • 2.Se3
          • 2...g4
            • 3.Ra1#
      • 1...g6
        • 2.Se3
          • 2...g5
            • 3.Ra1#
        • 2.Sf4
          • 2...g5
            • 3.Ra1#
        • 2.Sgh4
          • 2...g5
            • 3.Ra1#
      • 1...Kxg2!
    • 1.Ra4?
      • threat
        • 2.Rg4
          • threat
            • 3.Rg1#
      • 1...g6
        • 2.Rg4
          • 2...g5
            • 3.Rg1#
      • 1...g5!
    • 1.h3?
      • 1...g5
        • 2.Rh8
          • 2...g4
            • 3.hxg4#
      • 1...g6!
    • 1.h4?
      • 1...g6
        • 2.Rh8
          • 2...g5
            • 3.hxg5#
      • 1...g5!
  • Keys
    • 1.Rh8!
      • 1...g5
        • 2.h3
          • 2...g4
            • 3.hxg4#
      • 1...g6
        • 2.h4
          • 2...g5
            • 3.hxg5#

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).