Problem Display
PID: 220913 (6k1/7N/8/5R2/6K1/8/8/8 w - - 0 1)

Orlik, Peter

Deutsche Schachzeitung, 1984

6k1/7N/8/5R2/6K1/8/8/8

#4

3 + 1


6490 yacpdb 2020

SOLUTION


  • SOUND
  • Keys
    • 1.Kg5!
      • threat
        • 2.Kg6
          • 2...Kh8
            • 3.Rf8#
        • 2.Kh6
          • 2...Kh8
            • 3.Rf8#
      • 1...Kg7
        • 2.Rf8
          • 2...Kxh7
            • 3.Kf6
              • 3...Kh6
                • 4.Rh8#
      • 1...Kxh7
        • 2.Kf6
          • 2...Kh6
            • 3.Kf7
              • 3...Kh7
                • 4.Rh5#
          • 2...Kg8
            • 3.Kg6
              • 3...Kh8
                • 4.Rf8#
            • 3.Rh5
              • 3...Kf8
                • 4.Rh8#
          • 2...Kh8
            • 3.Kf7
              • 3...Kh7
                • 4.Rh5#

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).