Problem Display
PID: 65615 (2b5/8/2N5/1Np5/8/p7/7R/k1K5 w - - 0 1)

Bayer, Konrad

Schachzeitung der Berliner Schachgesellschaft, 1857

2b5/8/2N5/1Np5/8/p7/7R/k1K5

#4

4 + 4


SOLUTION


  • SOUND
  • Keys
    • 1.Sbd4!
      • threat
        • 2.Sb3#
      • 1...cxd4
        • 2.Sb4
          • threat
            • 3.Ra2#
          • 2...Be6
            • 3.Ra2+
              • 3...Bxa2
                • 4.Sc2#
      • 1...Be6
        • 2.Sxe6
          • threat
            • 3.Sxc5
              • 3...a2
                • 4.Sb3#
          • 2...a2
            • 3.Kc2
              • 3...c4
                • 4.Rh1#
            • 3.Rh1
              • 3...c4
                • 4.Kc2#
          • 2...c4
            • 3.Sb4
              • threat
                • 4.Ra2#
              • 3...a2
                • 4.Sc2#
                • 4.Rxa2#
            • 3.Scd4
              • 3...a2
                • 4.Sc2#
              • 3...c3
                • 4.Sb3#
            • 3.Sed4
              • 3...a2
                • 4.Sc2#
              • 3...c3
                • 4.Sb3#

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).