Problem Display
PID: 78847 (8/6Q1/3pk3/Pp6/1P5N/K1N5/8/8 w - - 0 1)

Grupen, Claus

Kieler Nachrichten, 2007

8/6Q1/3pk3/Pp6/1P5N/K1N5/8/8

#3

6 + 3


136 Problem Observer 2008

SOLUTION


  • SOUND
  • Tries
    • 1.Sxb5?
      • threat
        • 2.Sc7#
      • 1...d5
        • 2.Sd4+
          • 2...Kd6
            • 3.Shf5#
      • 1...Kd5!
    • 1.Sf3?
      • threat
        • 2.Sd4#
      • 1...d5
        • 2.Sd4+
          • 2...Kd6
            • 3.Scxb5#
      • 1...Kf5!
    • 1.Sf5?
      • threat
        • 2.Sd4#
      • 1...d5
        • 2.Sd4+
          • 2...Kd6
            • 3.Scxb5#
      • 1...Kxf5!
    • 1.Qf7+?
      • 1...Ke5
        • 2.Sf3#
      • 1...Kxf7!
  • Keys
    • 1.Se2!
      • threat
        • 2.Sf4#
      • 1...Kd5
        • 2.a6
          • 2...Kc4
            • 3.Qd4#
          • 2...Ke4
            • 3.Qd4#
          • 2...Kc6
            • 3.Qb7#
          • 2...Ke6
            • 3.Sf4#
      • 1...d5
        • 2.Sd4+
          • 2...Kd6
            • 3.Shf5#

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).