Problem Display
PID: 98174 (5K1k/8/7p/7N/4B3/3PPpP1/5P2/5q2 w - - 0 1)

Lawton, Howard

Problem (Zagreb), 1953

5K1k/8/7p/7N/4B3/3PPpP1/5P2/5q2

#4

7 + 4


6490 yacpdb 2009

SOLUTION


  • SOUND
  • Keys
    • 1.Sf4!
      • threat
        • 2.Sg6+
          • 2...Kh7
            • 3.Se5+
              • 3...Kh8
                • 4.Sf7#
      • 1...Qxd3
        • 2.Sxd3
          • 2...h5
            • 3.Se5
              • 3...h4
                • 4.Sf7#
      • 1...Qh3
        • 2.Sxh3
          • 2...h5
            • 3.Sg5
              • 3...h4
                • 4.Sf7#
      • 1...h5
        • 2.Sg6+
          • 2...Kh7
            • 3.Se5+
              • 3...Kh6
                • 4.Sf7#
              • 3...Kh8
                • 4.Sf7#

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).