Problem Display
PID: 197998 (3N4/p7/kp6/1RpRb2p/2K3pr/6Bp/6pr/6Nb w - - 0 1)

Ernst, Georg

Deutsches Wochenschach, 1921

3N4/p7/kp6/1RpRb2p/2K3pr/6Bp/6pr/6Nb

#4

6 + 12


6490 yacpdb 2019

SOLUTION


  • SOUND
  • Keys
    • 1.Rd7!
      • 1...Bxg3
        • 2.Rd2
          • threat
            • 3.Ra2#
          • 2...Be1
            • 3.Ra5+
              • 3...Kxa5
                • 4.Ra2#
              • 3...bxa5
                • 4.Rd6#
      • 1...Bf4
        • 2.Bxf4
          • 2...g3
            • 3.Ra5+
              • 3...Kxa5
                • 4.Rxa7#
              • 3...bxa5
                • 4.Rd6#
      • 1...Bc7
        • 2.Sc6
          • 2...Kb7
            • 3.Rxc7+
              • 3...Ka6
                • 4.Sb8#
                • 4.Rxa7#
              • 3...Ka8
                • 4.Rxa7#

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).