Problem Display
PID: 42782 (B7/p7/8/5p2/5B2/4p1P1/4P1P1/R1N1K2k w - - 0 1)

Burbach, Johannes Jacob

Comm., L'Echiquier de Paris, 1950

B7/p7/8/5p2/5B2/4p1P1/4P1P1/R1N1K2k

#3

8 + 4


SOLUTION


  • SOUND
  • Tries
    • 1.Kf1?
      • threat
        • 2.Ra6
          • 2...Kh2
            • 3.Rh6#
        • 2.Rxa7
          • 2...Kh2
            • 3.Rh7#
      • 1...Kh2
        • 2.Ra6
          • 2...Kh1
            • 3.Rh6#
        • 2.Rxa7
          • 2...Kh1
            • 3.Rh7#
      • 1...a6
        • 2.Rxa6
          • 2...Kh2
            • 3.Rh6#
      • 1...a5!
    • 1.Rxa7?
      • threat
        • 2.Kf1
          • 2...Kh2
            • 3.Rh7#
        • 2.Rh7+
          • 2...Kg1
            • 3.Bxe3#
      • 1...Kh2
        • 2.Kf1
          • 2...Kh1
            • 3.Rh7#
        • 2.Rh7+
          • 2...Kg1
            • 3.Bxe3#
      • 1...Kg1!
  • Keys
    • 1.Ra6!
      • threat
        • 2.Kf1
          • 2...Kh2
            • 3.Rh6#
        • 2.Rh6+
          • 2...Kg1
            • 3.Bxe3#
      • 1...Kg1
        • 2.Rh6
          • threat
            • 3.Bxe3#
      • 1...Kh2
        • 2.Kf1
          • 2...Kh1
            • 3.Rh6#
        • 2.Rh6+
          • 2...Kg1
            • 3.Bxe3#

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).