Problem Display
PID: 33992 (1B6/p2p4/k6K/8/1Q6/8/8/8 w - - 0 1)

Weissauer, Hermann

Deutsche Schachzeitung, 1987

1B6/p2p4/k6K/8/1Q6/8/8/8

#4

3 + 3


SOLUTION


  • SOUND
  • Keys
    • 1.Qb3!
      • threat
        • 2.Bd6
          • 2...Ka5
            • 3.Qb7
              • 3...Ka4
                • 4.Qb4#
              • 3...a6
                • 4.Qb4#
      • 1...Ka5
        • 2.Bc7+
          • 2...Ka6
            • 3.Qd5
              • 3...d6
                • 4.Qc6#
      • 1...d5
        • 2.Bc7
          • 2...d4
            • 3.Qd5
              • 3...d3
                • 4.Qc6#
      • 1...d6
        • 2.Bxd6
          • 2...Ka5
            • 3.Qb7
              • 3...Ka4
                • 4.Qb4#
              • 3...a6
                • 4.Qb4#

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).