Problem Display
PID: 233588 (2B1k3/7p/N3NB2/7K/8/8/8/8 w - - 0 1)

Lindgren, Frithiof

Tidskrift for Schack, 1942

2B1k3/7p/N3NB2/7K/8/8/8/8

#4

5 + 2


6490 yacpdb 2021

SOLUTION


  • SOUND
  • Keys
    • 1.Sg5!
      • threat
        • 2.Sc7+
          • 2...Kf8
            • 3.Be6
              • 3...h6
                • 4.Sh7#
        • 2.Be6
          • threat
            • 3.Sc7+
              • 3...Kf8
                • 4.Sxh7#
          • 2...Kf8
            • 3.Sxh7+
              • 3...Ke8
                • 4.Sc7#
            • 3.Sc7
              • 3...h6
                • 4.Sh7#
          • 2...h6
            • 3.Sc7+
              • 3...Kf8
                • 4.Sh7#
      • 1...Kf8
        • 2.Be6
          • threat
            • 3.Sxh7+
              • 3...Ke8
                • 4.Sc7#
            • 3.Sc7
              • 3...h6
                • 4.Sh7#
          • 2...Ke8
            • 3.Sc7+
              • 3...Kf8
                • 4.Sxh7#
          • 2...h6
            • 3.Sh7+
              • 3...Ke8
                • 4.Sc7#
      • 1...h6
        • 2.Kg6
          • threat
            • 3.Kg7
              • threat
                • 4.Sc7#
            • 3.Se6
              • 3...h5
                • 4.Sac7#
            • 3.Sh7
              • 3...h5
                • 4.Sc7#
          • 2...Kf8
            • 3.Sh7+
              • 3...Ke8
                • 4.Sc7#
              • 3...Kg8
                • 4.Be6#
          • 2...hxg5
            • 3.Kg7
              • 3...g4
                • 4.Sc7#
          • 2...h5
            • 3.Kg7
              • 3...h4
                • 4.Sc7#
            • 3.Se6
              • 3...h4
                • 4.Sac7#
            • 3.Sh7
              • 3...h4
                • 4.Sc7#

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).