Problem Display
PID: 246983 (1Nk5/1R6/K2p4/8/3P4/8/8/8 w - - 0 1)

Szabo, Michael

Arbeiter Zeitung, 1957

1Nk5/1R6/K2p4/8/3P4/8/8/8

#4

4 + 2


6490 yacpdb 2021

SOLUTION


  • SOUND
  • Keys
    • 1.Rd7!
      • threat
        • 2.Kb6
          • threat
            • 3.Rxd6
              • 3...Kxb8
                • 4.Rd8#
            • 3.d5
              • 3...Kxb8
                • 4.Rd8#
          • 2...d5
            • 3.Rxd5
              • 3...Kxb8
                • 4.Rd8#
            • 3.Rd6
              • 3...Kxb8
                • 4.Rd8#
        • 2.Ka7
          • 2...d5
            • 3.Kb6
              • 3...Kxb8
                • 4.Rd8#
      • 1...Kxb8
        • 2.Kb6
          • threat
            • 3.Rd8#
          • 2...Kc8
            • 3.Rxd6
              • 3...Kb8
                • 4.Rd8#

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).