Problem Display
PID: 77678 (4B3/1Q6/8/8/3k4/8/5K2/8 w - - 0 1)

Bacque, Guy

Europe Echecs, 1991

4B3/1Q6/8/8/3k4/8/5K2/8

#4

3 + 1


SOLUTION


  • SOUND
  • Keys
    • 1.Qc7!
      • 1...Kd3
        • 2.Qc5
          • threat
            • 3.Bg6+
              • 3...Kd2
                • 4.Qc2#
          • 2...Kd2
            • 3.Bg6
              • 3...Kd1
                • 4.Qc2#
          • 2...Ke4
            • 3.Bg6+
              • 3...Kf4
                • 4.Qf5#
      • 1...Ke4
        • 2.Qd6
          • 2...Kf5
            • 3.Kf3
              • 3...Kg5
                • 4.Qf4#
      • 1...Kd5
        • 2.Ke3
          • 2...Ke6
            • 3.Ke4
              • 3...Kf6
                • 4.Qe5#

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).