Problem Display
PID: 191421 (R7/2k5/3N4/4B3/8/3K4/8/8 w - - 0 1)

Petsch-Manskopf, Eduard

Schachprobleme, 1915

R7/2k5/3N4/4B3/8/3K4/8/8

#4

4 + 1


6490 yacpdb 2019

SOLUTION


  • SOUND
  • Keys
    • 1.Kc4!
      • 1...Kb6
        • 2.Kd5
          • 2...Kc7
            • 3.Bf6
              • 3...Kb6
                • 4.Bd8#
              • 3...Kd7
                • 4.Ra7#
        • 2.Rc8
          • threat
            • 3.Bd4+
              • 3...Ka5
                • 4.Ra8#
              • 3...Ka6
                • 4.Ra8#
          • 2...Ka5
            • 3.Bd4
              • threat
                • 4.Ra8#
              • 3...Ka4
                • 4.Ra8#
              • 3...Ka6
                • 4.Ra8#
            • 3.Rc6
              • 3...Ka4
                • 4.Ra6#
          • 2...Ka6
            • 3.Bd4
              • 3...Ka5
                • 4.Ra8#
          • 2...Ka7
            • 3.Bd4+
              • 3...Ka6
                • 4.Ra8#
            • 3.Kc5
              • 3...Ka6
                • 4.Ra8#
      • 1...Kc6
        • 2.Ra7
          • 2...Kb6
            • 3.Sc8+
              • 3...Kc6
                • 4.Rc7#
      • 1...Kd7
        • 2.Kd5
          • threat
            • 3.Ra7+
              • 3...Kd8
                • 4.Bf6#
          • 2...Kc7
            • 3.Bf6
              • 3...Kb6
                • 4.Bd8#
              • 3...Kd7
                • 4.Ra7#
          • 2...Ke7
            • 3.Kc6
              • 3...Ke6
                • 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).