Problem Display
PID: 47394 (5n2/8/Q7/3k3K/4p3/4P2N/7B/8 w - - 0 1)

Howard, David M

Problem Observer, 2003

5n2/8/Q7/3k3K/4p3/4P2N/7B/8

#3

5 + 3


SOLUTION


  • SOUND
  • Sets
    • 1...Kc5
      • 2.Bd6+
        • 2...Kd5
          • 3.Sf4#
  • Tries
    • 1.Sf4+?
      • 1...Ke5
        • 2.Kg4
          • 2...Se6
            • 3.Qxe6#
          • 2...Sg6
            • 3.Qe6#
          • 2...Sd7
            • 3.Qe6#
          • 2...Sh7
            • 3.Qe6#
      • 1...Kc5!
    • 1.Bc7?
      • threat
        • 2.Sf4+
          • 2...Kc5
            • 3.Bd6#
      • 1...Kc5
        • 2.Bd6+
          • 2...Kd5
            • 3.Sf4#
      • 1...Se6
        • 2.Qb5+
          • 2...Sc5
            • 3.Sf4#
      • 1...Sg6!
  • Keys
    • 1.Bb8!
      • threat
        • 2.Sf4+
          • 2...Kc5
            • 3.Bd6#
      • 1...Kc5
        • 2.Bd6+
          • 2...Kd5
            • 3.Sf4#
      • 1...Se6
        • 2.Qb5+
          • 2...Sc5
            • 3.Sf4#
      • 1...Sg6
        • 2.Qc8
          • 2...Sf4+
            • 3.Sxf4#
          • 2...Sh4
            • 3.Sf4#
          • 2...Se5
            • 3.Sf4#
          • 2...Se7
            • 3.Sf4#
          • 2...Sf8
            • 3.Sf4#
          • 2...Sh8
            • 3.Sf4#

FEATURES


NOT CLASSIFIED


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).