Problem Display
PID: 39959 (8/1p2ppB1/1N1Pk1p1/2P3P1/6P1/2P5/8/R3K2R w QK - 0 1)

Pauly, Wolfgang

Properties of Castling, 1928

8/1p2ppB1/1N1Pk1p1/2P3P1/6P1/2P5/8/R3K2R

#3

10 + 5


SOLUTION


  • SOUND
  • Keys
    • 1.Bf6!
      • threat
        • 2.Kd1
          • threat
            • 3.Re1#
        • 2.Kf1
          • threat
            • 3.Re1#
        • 2.Kd2
          • threat
            • 3.Rae1#
            • 3.Rhe1#
        • 2.Kf2
          • threat
            • 3.Rae1#
            • 3.Rhe1#
        • 2.Ra2
          • threat
            • 3.Re2#
        • 2.Ra4
          • threat
            • 3.Re4#
        • 2.Ra8
          • 2...exd6
            • 3.Re8#
          • 2...exf6
            • 3.Re8#
        • 2.Rh2
          • threat
            • 3.Re2#
        • 2.Rh3
          • threat
            • 3.Re3#
        • 2.Rh8
          • 2...exd6
            • 3.Re8#
          • 2...exf6
            • 3.Re8#
        • 2.0-0
          • threat
            • 3.Rae1#
            • 3.Rfe1#
        • 2.0-0-0
          • threat
            • 3.Rde1#
            • 3.Rhe1#
      • 1...exd6
        • 2.0-0-0
          • threat
            • 3.Rde1#
            • 3.Rxd6#
            • 3.Rhe1#
      • 1...exf6
        • 2.0-0
          • threat
            • 3.Rae1#
            • 3.Rfe1#
          • 2...Ke5
            • 3.Rae1#

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).