Problem Display
PID: 209232 (K7/6Q1/4k3/5N2/1N5P/8/4P3/8 w - - 0 1)

Laaber, Reinhold

Bohemia, 1926

K7/6Q1/4k3/5N2/1N5P/8/4P3/8

#3

6 + 1


6490 yacpdb 2020

SOLUTION


  • SOUND
  • Tries
    • 1.Sa6?
      • 1...Kxf5
        • 2.Sc5
          • 2...Kf4
            • 3.Qg5#
      • 1...Kd5!
    • 1.Qf6+?
      • 1...Kd7
        • 2.Kb7
          • 2...Ke8
            • 3.Qe7#
        • 2.Kb8
          • 2...Ke8
            • 3.Qe7#
        • 2.Qe7+
          • 2...Kc8
            • 3.Sd6#
        • 2.Qd6+
          • 2...Kc8
            • 3.Se7#
          • 2...Ke8
            • 3.Qe7#
      • 1...Kxf6!
    • 1.Qf8?
      • 1...Kd7
        • 2.Qd6+
          • 2...Kc8
            • 3.Se7#
          • 2...Ke8
            • 3.Qe7#
        • 2.Qe7+
          • 2...Kc8
            • 3.Sd6#
      • 1...Ke5!
    • 1.Qg6+?
      • 1...Kd7
        • 2.Qd6+
          • 2...Kc8
            • 3.Se7#
          • 2...Ke8
            • 3.Qe7#
      • 1...Ke5!
    • 1.Qf7+?
      • 1...Ke5
        • 2.Sd3+
          • 2...Ke4
            • 3.Qe6#
        • 2.Sd5
          • 2...Ke4
            • 3.Qe6#
        • 2.e3
          • 2...Ke4
            • 3.Qd5#
      • 1...Kxf7!
  • Keys
    • 1.Sd3!
      • 1...Kd5
        • 2.Qf7+
          • 2...Ke4
            • 3.Qe6#
          • 2...Kc6
            • 3.Qb7#
      • 1...Kxf5
        • 2.Sc5
          • 2...Kf4
            • 3.Qg5#

FEATURES


NOT CLASSIFIED


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).