Problem Display
PID: 200394 (k7/P1p5/K7/8/P7/8/8/1N6 w - - 0 1)

Hultberg, Gustav Herbert

Springaren, 1986

k7/P1p5/K7/8/P7/8/8/1N6

#3

4 + 2


SOLUTION


  • SOUND
  • Tries
    • 1.Sd2?
      • threat
        • 2.Sc4
          • 2...c5
            • 3.Sb6#
          • 2...c6
            • 3.Sb6#
      • 1...c6
        • 2.Sc4
          • 2...c5
            • 3.Sb6#
      • 1...c5!
    • 1.Sc3?
      • threat
        • 2.Sb5
          • threat
            • 3.Sxc7#
          • 2...c5
            • 3.Sc7#
          • 2...c6
            • 3.Sc7#
        • 2.Sd5
          • threat
            • 3.Sxc7#
          • 2...c5
            • 3.Sb6#
            • 3.Sc7#
          • 2...c6
            • 3.Sb6#
            • 3.Sc7#
      • 1...c5
        • 2.Sb5
          • 2...c4
            • 3.Sc7#
        • 2.Sd5
          • 2...c4
            • 3.Sb6#
            • 3.Sc7#
      • 1...c6!
  • Keys
    • 1.Sa3!
      • threat
        • 2.Sc4
          • 2...c5
            • 3.Sb6#
          • 2...c6
            • 3.Sb6#
        • 2.Sb5
          • threat
            • 3.Sxc7#
          • 2...c5
            • 3.Sc7#
          • 2...c6
            • 3.Sc7#
      • 1...c5
        • 2.Sb5
          • 2...c4
            • 3.Sc7#
      • 1...c6
        • 2.Sc4
          • 2...c5
            • 3.Sb6#

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).