Problem Display
PID: 232036 (8/1k6/N4R2/K7/8/8/8/8 w - - 0 1)

Dehler, Otto Georg Edgar

Hamburger Nachrichten, 1938

8/1k6/N4R2/K7/8/8/8/8

#4

3 + 1


6490 yacpdb 2021

SOLUTION


  • SOUND
  • Keys
    • 1.Kb5!
      • threat
        • 2.Rf8
          • 2...Ka7
            • 3.Kc6
              • 3...Kxa6
                • 4.Ra8#
      • 1...Ka7
        • 2.Sc5
          • 2...Ka8
            • 3.Kb6
              • 3...Kb8
                • 4.Rf8#
          • 2...Kb8
            • 3.Kb6
              • threat
                • 4.Rf8#
              • 3...Ka8
                • 4.Rf8#
              • 3...Kc8
                • 4.Rf8#
      • 1...Ka8
        • 2.Kc6
          • 2...Ka7
            • 3.Rf8
              • 3...Kxa6
                • 4.Ra8#
      • 1...Kc8
        • 2.Kc6
          • 2...Kd8
            • 3.Re6
              • 3...Kc8
                • 4.Re8#

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).