Problem Display
PID: 50395 (4R3/Qn2K3/8/4k1p1/1p2B3/1nN5/8/2b1rb2 w - - 0 1)

Julien, Denis

Source?, 0000

4R3/Qn2K3/8/4k1p1/1p2B3/1nN5/8/2b1rb2

#3

5 + 8


1679 American Chess Nuts 1868

SOLUTION


  • SOUND
  • Sets
    • 1...Bb2
      • 2.Qf2
        • threat
          • 3.Kd7#
          • 3.Qf6#
    • 1...Bf4
      • 2.Qb6
        • threat
          • 3.Kd7#
          • 3.Kf7#
          • 3.Kf8#
          • 3.Qf6#
        • 2...Sd6
          • 3.Qxd6#
    • 1...Sd4
      • 2.Qb8+
        • 2...Sd6
          • 3.Qxd6#
  • Tries
    • 1.Kf7+?
      • 1...Kd6
        • 2.Qb6+
          • 2...Kd7
            • 3.Qc6#
      • 1...Kf4!
    • 1.Kf8+?
      • 1...Kd6
        • 2.Qb6+
          • 2...Kd7
            • 3.Qc6#
      • 1...Kf4!
    • 1.Qb8+?
      • 1...Sd6
        • 2.Qxd6#
      • 1...Kd4!
  • Keys
    • 1.Qf2!
      • threat
        • 2.Kd7#
        • 2.Qf6#
      • 1...Bf4
        • 2.Qb6
          • threat
            • 3.Kd7#
            • 3.Kf7#
            • 3.Kf8#
            • 3.Qf6#
          • 2...Sd6
            • 3.Qxd6#

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).