Problem Display
PID: 23412 (8/8/8/2ppp3/2pkp2R/Q5P1/7p/2N3nK w - - 0 1)

Fillery, William Edmund Frank

The Observer, 1962

8/8/8/2ppp3/2pkp2R/Q5P1/7p/2N3nK

#3

5 + 8


SOLUTION


  • SOUND
  • Sets
    • 1...Se2
      • 2.Sxe2#
    • 1...Sf3
      • 2.Se2#
    • 1...Sh3
      • 2.Se2#
  • Tries
    • 1.Sa2?
      • threat
        • 2.Qc3#
      • 1...c3
        • 2.Qxc3#
      • 1...Se2!
    • 1.Rg4?
      • 1...Se2
        • 2.Sxe2#
      • 1...Sf3
        • 2.Se2#
      • 1...Sh3
        • 2.Se2#
      • 1...c3!
    • 1.Qf3?
      • 1...c3
        • 2.Qd3#
      • 1...Se2
        • 2.Sxe2#
      • 1...Sh3
        • 2.Se2#
      • 1...Sxf3!
  • Keys
    • 1.Kxh2!
      • 1...Sf3+
        • 2.Qxf3
          • 2...c3
            • 3.Qd3#
      • 1...c3
        • 2.Kxg1
          • 2...Ke3
            • 3.Qxc3#
          • 2...Kc4
            • 3.Qa4#
          • 2...c2
            • 3.Qd3#
          • 2...c4
            • 3.Qa7#

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).