Problem Display
PID: 73089 (8/8/8/5p2/4pkpB/K3pp2/b3P3/Q7 w - - 0 1)

Hoffmann, Martin Wolfgang

Basler Nachrichten, 1973

8/8/8/5p2/4pkpB/K3pp2/b3P3/Q7

#4

4 + 7


3690 Kunstschach in der Schweiz 1980

SOLUTION


  • SOUND
  • Keys
    • 1.Qd4!
      • threat
        • 2.Qd6#
      • 1...Bd5
        • 2.Qa7
          • threat
            • 3.Qb8#
            • 3.Qc7#
          • 2...Ke5
            • 3.Qc7+
              • 3...Kd4
                • 4.Bf6#
              • 3...Ke6
                • 4.Qe7#
          • 2...fxe2
            • 3.Qb8+
              • 3...Kf3
                • 4.Qg3#
            • 3.Qc7+
              • 3...Kf3
                • 4.Qg3#
          • 2...g3
            • 3.Qg7
              • threat
                • 4.Bxg3#
                • 4.Qxg3#
              • 3...g2
                • 4.Bg3#
                • 4.Qg3#

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).