Problem Display
PID: 192233 (8/8/3B4/8/4k3/4P3/K7/4N1Q1 w - - 0 1)

Cass, Alvin Cushing

Pittsburgh Gazette-Times, 1916

8/8/3B4/8/4k3/4P3/K7/4N1Q1

#3

5 + 1


6490 yacpdb 2019

SOLUTION


  • SOUND
  • Tries
    • 1.Qg2+?
      • 1...Kxe3
        • 2.Qb2
          • 2...Ke4
            • 3.Qe5#
        • 2.Qc2
          • 2...Kd4
            • 3.Qd3#
      • 1...Kf5!
    • 1.Qg4+?
      • 1...Kd5
        • 2.Qd7
          • 2...Kc4
            • 3.Qc6#
          • 2...Ke4
            • 3.Qe6#
      • 1...Kxe3!
    • 1.Qg6+?
      • 1...Kxe3
        • 2.Qc2
          • 2...Kd4
            • 3.Qd3#
      • 1...Kd5!
  • Keys
    • 1.Qg7!
      • threat
        • 2.Qe5#
      • 1...Kxe3
        • 2.Qb2
          • 2...Ke4
            • 3.Qe5#
      • 1...Kd5
        • 2.Qd7
          • 2...Kc4
            • 3.Qc6#
          • 2...Ke4
            • 3.Qe6#
      • 1...Kf5
        • 2.e4+
          • 2...Kxe4
            • 3.Qe5#
          • 2...Ke6
            • 3.Qe7#

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).