Problem Display
PID: 36118 (8/K7/8/3NB3/4k3/2b1N3/4Q3/8 w - - 0 1)

Loyd, Sam

Illustrated London News, 1867

8/K7/8/3NB3/4k3/2b1N3/4Q3/8

#4

5 + 2


5206 Sam Loyd and His Chess Problems 1913

SOLUTION


  • SOUND
  • Keys
    • 1.Sf5+!
      • 1...Kxd5
        • 2.Qb5+
          • 2...Ke4
            • 3.Sg3+
              • 3...Ke3
                • 4.Qe2#
              • 3...Kf3
                • 4.Qe2#
          • 2...Ke6
            • 3.Sg7+
              • 3...Ke7
                • 4.Qe8#
              • 3...Kf7
                • 4.Qe8#
      • 1...Kxf5
        • 2.Qh5+
          • 2...Ke4
            • 3.Sxc3+
              • 3...Kd3
                • 4.Qe2#
              • 3...Ke3
                • 4.Qe2#
          • 2...Ke6
            • 3.Sc7+
              • 3...Kd7
                • 4.Qe8#
              • 3...Ke7
                • 4.Qe8#

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).