Problem Display
PID: 246880 (8/1R6/8/2P4N/4K1k1/3P3N/8/8 w - - 0 1)

Schrader, Carl

Problemnoter, 1957

8/1R6/8/2P4N/4K1k1/3P3N/8/8

#4

6 + 1


6490 yacpdb 2021

SOLUTION


  • SOUND
  • Keys
    • 1.Rb4!
      • 1...Kxh3
        • 2.Kf3
          • 2...Kh2
            • 3.Rb1
              • 3...Kh3
                • 4.Rh1#
      • 1...Kh4
        • 2.Kf3+
          • 2...Kxh3
            • 3.Kf2
              • 3...Kh2
                • 4.Rh4#
          • 2...Kxh5
            • 3.Rb6
              • 3...Kh4
                • 4.Rh6#
        • 2.Kf5+
          • 2...Kxh3
            • 3.Rb2
              • 3...Kh4
                • 4.Rh2#
          • 2...Kxh5
            • 3.Kf6
              • 3...Kh6
                • 4.Rh4#
        • 2.Kf4
          • 2...Kxh3
            • 3.Rb2
              • 3...Kh4
                • 4.Rh2#
          • 2...Kxh5
            • 3.Rb6
              • 3...Kh4
                • 4.Rh6#
      • 1...Kxh5
        • 2.Kf5
          • 2...Kh6
            • 3.Rb7
              • 3...Kh5
                • 4.Rh7#

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).