Problem Display
PID: 61165 (8/8/5p2/2Q4K/5k2/3p1p2/5NP1/8 w - - 0 1)

Grupen, Claus

Howard, David M

Problem Observer, 2005

8/8/5p2/2Q4K/5k2/3p1p2/5NP1/8

#3

4 + 4


SOLUTION


  • SOUND
  • Tries
    • 1.Qd4+?
      • 1...Kf5
        • 2.Qe4#
      • 1...Kg3!
    • 1.Qd6+?
      • 1...Kf5
        • 2.g4#
      • 1...Ke3!
  • Keys
    • 1.Sg4!
      • threat
        • 2.Qe3+
          • 2...Kg3
            • 3.Qxf3#
          • 2...Kf5
            • 3.Sh6#
      • 1...Kg3
        • 2.Qf2+
          • 2...Kf4
            • 3.Qxf3#
      • 1...Ke4
        • 2.Sxf6+
          • 2...Kf4
            • 3.Qg5#
      • 1...fxg2
        • 2.Qe3+
          • 2...Kf5
            • 3.Sh6#
      • 1...f2
        • 2.Qe3+
          • 2...Kf5
            • 3.Sh6#

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).