Problem Display
PID: 229951 (2k5/8/P2P4/R6P/4K3/8/8/8 w - - 0 1)

Dehler, Otto Georg Edgar

Mitteldeutsche Zeitung, 1934

2k5/8/P2P4/R6P/4K3/8/8/8

#4

5 + 1


6490 yacpdb 2021

SOLUTION


  • SOUND
  • Keys
    • 1.Ke5!
      • 1...Kd7
        • 2.a7
          • 2...Kc6
            • 3.a8Q+
              • 3...Kb6
                • 4.Qa6#
              • 3...Kd7
                • 4.Ra7#
          • 2...Kc8
            • 3.a8Q+
              • 3...Kd7
                • 4.Ra7#
          • 2...Kd8
            • 3.a8Q+
              • 3...Kd7
                • 4.Ra7#
            • 3.Ke6
              • threat
                • 4.a8Q#
                • 4.a8R#
              • 3...Kc8
                • 4.a8Q#
              • 3...Ke8
                • 4.a8Q#
                • 4.a8R#
          • 2...Ke8
            • 3.a8Q+
              • 3...Kd7
                • 4.Ra7#
              • 3...Kf7
                • 4.Ra7#
      • 1...Kb8
        • 2.a7+
          • 2...Kb7
            • 3.a8Q+
              • 3...Kb6
                • 4.Qa6#
          • 2...Ka8
            • 3.Ra6
              • 3...Kb7
                • 4.a8Q#
          • 2...Kc8
            • 3.a8Q+
              • 3...Kd7
                • 4.Ra7#
      • 1...Kd8
        • 2.Ke6
          • threat
            • 3.Rc5
              • 3...Ke8
                • 4.Rc8#
            • 3.Rg5
              • threat
                • 4.Rg8#
              • 3...Kc8
                • 4.Rg8#
              • 3...Ke8
                • 4.Rg8#
            • 3.a7
              • threat
                • 4.a8Q#
                • 4.a8R#
              • 3...Kc8
                • 4.a8Q#
              • 3...Ke8
                • 4.a8Q#
                • 4.a8R#
          • 2...Kc8
            • 3.Rb5
              • 3...Kd8
                • 4.Rb8#
          • 2...Ke8
            • 3.Rf5
              • 3...Kd8
                • 4.Rf8#

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).