Problem Display
PID: 56429 (8/8/5p2/2Q4B/K4k2/3p4/5NP1/8 w - - 0 1)

Howard, David M

Problem Observer, 2005

8/8/5p2/2Q4B/K4k2/3p4/5NP1/8

#3

5 + 3


SOLUTION


  • SOUND
  • Tries
    • 1.Sd1?
      • threat
        • 2.Qe3+
          • 2...Kf5
            • 3.g4#
      • 1...Ke4
        • 2.g3
          • threat
            • 3.Sf2#
            • 3.Sc3#
      • 1...Kg3!
    • 1.Sxd3+?
      • 1...Ke4
        • 2.Be2
          • 2...f5
            • 3.Qe5#
        • 2.Bg6+
          • 2...f5
            • 3.Bxf5#
      • 1...Kg3!
    • 1.Sh3+?
      • 1...Ke4
        • 2.Bf3#
      • 1...Kg3!
    • 1.Qe3+?
      • 1...Kf5
        • 2.g4#
      • 1...Kxe3!
    • 1.Qd4+?
      • 1...Kf5
        • 2.Qe3
          • 2...d2
            • 3.g4#
      • 1...Kg5
        • 2.Qg4+
          • 2...Kh6
            • 3.Qg6#
      • 1...Kg3!
  • Keys
    • 1.Sh1!
      • threat
        • 2.g3+
          • 2...Ke4
            • 3.Sf2#
      • 1...Ke4
        • 2.g3
          • threat
            • 3.Sf2#
      • 1...f5
        • 2.Qe7
          • 2...d2
            • 3.g3#

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).