Problem Display
PID: 225996 (8/k1P5/2R5/8/8/8/6p1/6Kb w - - 0 1)

Buchwald, Julius

Praca, 1955

8/k1P5/2R5/8/8/8/6p1/6Kb

#4

3 + 3


6490 yacpdb 2020

SOLUTION


  • SOUND
  • Keys
    • 1.Rc5!
      • threat
        • 2.c8Q
          • 2...Kb6
            • 3.Qc7+
              • 3...Ka6
                • 4.Ra5#
        • 2.Rc6
          • 2...Kb7
            • 3.c8Q+
              • 3...Ka7
                • 4.Ra6#
          • 2...Ka8
            • 3.c8Q+
              • 3...Ka7
                • 4.Ra6#
      • 1...Ka6
        • 2.c8Q+
          • 2...Kb6
            • 3.Qc7+
              • 3...Ka6
                • 4.Ra5#
          • 2...Ka7
            • 3.Qc7+
              • 3...Ka6
                • 4.Ra5#
              • 3...Ka8
                • 4.Ra5#
      • 1...Kb6
        • 2.c8Q
          • 2...Ka7
            • 3.Qc7+
              • 3...Ka6
                • 4.Ra5#
              • 3...Ka8
                • 4.Ra5#
      • 1...Kb7
        • 2.c8Q+
          • 2...Kb6
            • 3.Qc7+
              • 3...Ka6
                • 4.Ra5#
          • 2...Ka7
            • 3.Qc7+
              • 3...Ka6
                • 4.Ra5#
              • 3...Ka8
                • 4.Ra5#
      • 1...Ka8
        • 2.c8Q+
          • 2...Ka7
            • 3.Qc7+
              • 3...Ka6
                • 4.Ra5#
              • 3...Ka8
                • 4.Ra5#

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).