Problem Display
PID: 25530 (N3Q3/2p1p2R/n1r1P2p/R1p1P2p/3pkP2/8/6PP/KN3BB1 w - - 0 1)

Knox

Source?, 0000

N3Q3/2p1p2R/n1r1P2p/R1p1P2p/3pkP2/8/6PP/KN3BB1

#3

13 + 9


187 The Chess Bouquet 1897

SOLUTION


  • SOUND
  • Sets
    • 1...c4
      • 2.Qg6+
        • 2...Kxf4
          • 3.Rf7#
  • Tries
    • 1.Sd2+?
      • 1...Kxf4
        • 2.Qxh5
          • threat
            • 3.Rf7#
            • 3.g3#
      • 1...Kf5!
    • 1.Bd3+?
      • 1...Kxf4
        • 2.Qxh5
          • threat
            • 3.Rf7#
            • 3.Qf5#
            • 3.g3#
      • 1...Kd5
        • 2.Sd2
          • threat
            • 3.Bc4#
          • 2...Kxe6
            • 3.Qxc6#
        • 2.Qxc6+
          • 2...Kxc6
            • 3.Be4#
      • 1...Kxd3!
    • 1.Rf7?
      • threat
        • 2.Qxc6#
      • 1...Rxe6
        • 2.Sd2+
          • 2...Kd5
            • 3.Bc4#
      • 1...Rb6
        • 2.Sd2+
          • 2...Kd5
            • 3.Bc4#
        • 2.Sxb6
          • threat
            • 3.Sd2#
            • 3.Qc6#
      • 1...Rd6
        • 2.Sd2+
          • 2...Kd5
            • 3.Bc4#
        • 2.Bc4
          • threat
            • 3.Sd2#
      • 1...Sb4
        • 2.Sd2+
          • 2...Kd5
            • 3.Bc4#
      • 1...Sb8
        • 2.Sd2+
          • 2...Kd5
            • 3.Bc4#
        • 2.Bc4
          • threat
            • 3.Sd2#
      • 1...Kd5!
  • Keys
    • 1.g3!
      • threat
        • 2.Sd2+
          • 2...Kd5
            • 3.Bc4#
          • 2...Kf5
            • 3.Bh3#
      • 1...Kf3
        • 2.Sd2+
          • 2...Kg4
            • 3.Qg6#
        • 2.Qg6
          • threat
            • 3.Sd2#
      • 1...Kd5
        • 2.Qxc6+
          • 2...Kxc6
            • 3.Bg2#
      • 1...Kf5
        • 2.Qg6+
          • 2...Kxg6
            • 3.Bd3#
      • 1...Rxe6
        • 2.Sd2+
          • 2...Kd5
            • 3.Bg2#
            • 3.Bc4#
          • 2...Kf5
            • 3.Bh3#
            • 3.Qxh5#
      • 1...d3
        • 2.Sc3+
          • 2...Kf3
            • 3.Qxh5#
          • 2...Kf5
            • 3.Bh3#
      • 1...c4
        • 2.Sd2+
          • 2...Kf5
            • 3.Bh3#
        • 2.Qg6+
          • 2...Kf3
            • 3.Sd2#

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).