Problem Display
PID: 74834 (4K3/8/8/4p3/4Bk2/8/6Q1/4N3 w - - 0 1)

Wurzburg, Otto

Chess Amateur (The), 1910

4K3/8/8/4p3/4Bk2/8/6Q1/4N3

#3

4 + 2


SOLUTION


  • SOUND
  • Tries
    • 1.Qh3?
      • 1...Kg5
        • 2.Sc2
          • 2...Kf4
            • 3.Qh4#
          • 2...Kf6
            • 3.Qh6#
        • 2.Sg2
          • 2...Kf6
            • 3.Qh6#
        • 2.Sd3
          • 2...Kf6
            • 3.Qh6#
      • 1...Kxe4!
  • Keys
    • 1.Qh1!
      • 1...Ke3
        • 2.Sc2+
          • 2...Kd2
            • 3.Qe1#
          • 2...Ke2
            • 3.Qe1#
          • 2...Kf2
            • 3.Qg2#
            • 3.Qe1#
          • 2...Kf4
            • 3.Qh4#
      • 1...Kg3
        • 2.Sg2
          • threat
            • 3.Qh4#
          • 2...Kf2
            • 3.Qe1#
          • 2...Kg4
            • 3.Qh4#
      • 1...Kg4
        • 2.Sg2
          • threat
            • 3.Qh4#
          • 2...Kg3
            • 3.Qh4#
          • 2...Kg5
            • 3.Qh4#
      • 1...Kg5
        • 2.Sg2
          • threat
            • 3.Qh4#
          • 2...Kg4
            • 3.Qh4#
          • 2...Kf6
            • 3.Qh6#

FEATURES


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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).