Problem Display
PID: 143673 (7n/1Q3p2/3p4/3Np3/4k2P/KNp5/4P2P/5B1b w - - 0 1)

Knight, JT

British Chess Magazine, 1896

7n/1Q3p2/3p4/3Np3/4k2P/KNp5/4P2P/5B1b

#3

8 + 7


SOLUTION


  • SOUND
  • Sets
    • 1...f5
      • 2.Qb5
        • threat
          • 3.Qd3#
          • 3.Qc4#
  • Tries
    • 1.Bh3?
      • threat
        • 2.Qc6
          • threat
            • 3.Qc4#
        • 2.Qb5
          • threat
            • 3.Qd3#
            • 3.Qc4#
      • 1...Bg2
        • 2.Qb5
          • threat
            • 3.Qd3#
            • 3.Qc4#
      • 1...Bf3
        • 2.Sxc3+
          • 2...Ke3
            • 3.Qxf3#
          • 2...Kf4
            • 3.Qxf3#
        • 2.Sf6+
          • 2...Ke3
            • 3.Qxf3#
          • 2...Kf4
            • 3.Qxf3#
      • 1...c2!
    • 1.Qa6?
      • threat
        • 2.Qd3#
      • 1...Kxd5
        • 2.Qc4+
          • 2...Kxc4
            • 3.e4#
      • 1...Kf5!
    • 1.Qb4+?
      • 1...Kxd5
        • 2.Qc4+
          • 2...Kxc4
            • 3.e4#
      • 1...Kf5!
  • Keys
    • 1.Qc8!
      • 1...Kxd5
        • 2.Qc4+
          • 2...Kxc4
            • 3.e4#
      • 1...Bf3
        • 2.exf3+
          • 2...Kxf3
            • 3.Qf5#
          • 2...Kxd5
            • 3.Bc4#
            • 3.Qc4#
      • 1...Sg6
        • 2.Qc4+
          • 2...Kf5
            • 3.Bh3#
      • 1...c2
        • 2.Sd2+
          • 2...Kd4
            • 3.Qc4#
          • 2...Kxd5
            • 3.Qc4#
      • 1...f6
        • 2.Qc4+
          • 2...Kf5
            • 3.Se7#

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).