Problem Display
PID: 189284 (8/8/4N3/4PP2/3Pk3/Q7/3K4/8 w - - 0 1)

Volkheimer, Alexander

Deutsches Wochenschach, 1912

8/8/4N3/4PP2/3Pk3/Q7/3K4/8

#3

6 + 1


6490 yacpdb 2019

SOLUTION


  • SOUND
  • Tries
    • 1.Kc2?
      • 1...Kd5
        • 2.Qf3+
          • 2...Kc4
            • 3.Qb3#
      • 1...Kxf5!
    • 1.Ke2?
      • threat
        • 2.Qf3#
      • 1...Kd5
        • 2.Qc3
          • 2...Ke4
            • 3.Qf3#
      • 1...Kxf5!
    • 1.Qc3?
      • 1...Kd5
        • 2.Ke2
          • 2...Ke4
            • 3.Qf3#
      • 1...Kxf5!
    • 1.Qg3?
      • 1...Kxf5
        • 2.Sc7
          • 2...Ke4
            • 3.Qg4#
      • 1...Kd5!
  • Keys
    • 1.Sc7!
      • 1...Kxd4
        • 2.Qe3+
          • 2...Kc4
            • 3.Qc3#
      • 1...Kf4
        • 2.Qh3
          • 2...Ke4
            • 3.Qg4#
          • 2...Kg5
            • 3.Se6#
      • 1...Kxf5
        • 2.Qg3
          • 2...Ke4
            • 3.Qg4#

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).