Problem Display
PID: 63598 (8/1Q5p/4kP1n/4P2K/1n3P2/8/8/1B6 w - - 0 1)

Patterson, James

Source?, 0000

8/1Q5p/4kP1n/4P2K/1n3P2/8/8/1B6

#3

6 + 4


1679 American Chess Nuts 1868

SOLUTION


  • SOUND
  • Sets
    • 1...Sa2
      • 2.Be4
        • threat
          • 3.Qd5#
          • 3.Qe7#
    • 1...Sf7
      • 2.Be4
        • threat
          • 3.Qc8#
          • 3.Qe7#
  • Tries
    • 1.Kg5?
      • 1...Sd5
        • 2.Qc8+
          • 2...Kf7
            • 3.e6#
      • 1...Sf7+!
    • 1.Qc8+?
      • 1...Kf7
        • 2.Kg5
          • threat
            • 3.e6#
        • 2.Bxh7
          • threat
            • 3.Bg6#
      • 1...Kd5!
  • Keys
    • 1.Bg6!
      • 1...hxg6+
        • 2.Kxg6
          • 2...Sc6
            • 3.Qxc6#
          • 2...Sa2
            • 3.Qc6#
          • 2...Sc2
            • 3.Qc6#
          • 2...Sd3
            • 3.Qc6#
          • 2...Sd5
            • 3.Qc6#
            • 3.Qc8#
          • 2...Sa6
            • 3.Qc6#
          • 2...Sg4
            • 3.Qf7#
          • 2...Sf5
            • 3.Qf7#
          • 2...Sf7
            • 3.Qxf7#
          • 2...Sg8
            • 3.Qf7#

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).