Problem Display
PID: 50944 (4b3/2R1n3/1Pq5/K1k2P2/8/4PQ2/1P5p/6b1 w - - 0 1)

Lombard, SH

Source?, 0000

4b3/2R1n3/1Pq5/K1k2P2/8/4PQ2/1P5p/6b1

#3

7 + 6


1679 American Chess Nuts 1868

SOLUTION


  • SOUND
  • Sets
    • 1...Kd6
      • 2.Qf4+
        • 2...Kc5
          • 3.Qd4#
        • 2...Kd5
          • 3.Qd4#
  • Tries
    • 1.b4+?
      • 1...Kd6
        • 2.Qf4+
          • 2...Kd5
            • 3.Qd4#
      • 1...Kc4!
  • Keys
    • 1.Qe4!
      • threat
        • 2.Qd4#
      • 1...Kd6
        • 2.Qf4+
          • 2...Kc5
            • 3.Qd4#
          • 2...Kd5
            • 3.Qd4#
        • 2.Qe6+
          • 2...Kc5
            • 3.b4#
      • 1...Qxc7
        • 2.b4+
          • 2...Kd6
            • 3.Qe6#
      • 1...Bxe3
        • 2.b4+
          • 2...Kd6
            • 3.Qe6#
      • 1...Sxf5
        • 2.Qe5+
          • 2...Kc4
            • 3.Qb5#
      • 1...Sd5
        • 2.b4+
          • 2...Kd6
            • 3.Qe6#
          • 2...Sxb4
            • 3.Qd4#

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).