Problem Display
PID: 102220 (8/4p3/8/7p/5Qp1/7k/8/5K2 w - - 0 1)

Lindgren, Frithiof

Dagens Nyheter, 1917

8/4p3/8/7p/5Qp1/7k/8/5K2

#3

2 + 4


6490 yacpdb 2009

SOLUTION


  • SOUND
  • Sets
    • 1...Kh4
      • 2.Kg2
        • 2...e5
          • 3.Qf6#
        • 2...e6
          • 3.Qf6#
    • 1...h4
      • 2.Kg1
        • threat
          • 3.Qh2#
        • 2...g3
          • 3.Qf5#
  • Tries
    • 1.Kg1?
      • threat
        • 2.Qh2#
      • 1...Kh4
        • 2.Kg2
          • 2...e5
            • 3.Qf6#
          • 2...e6
            • 3.Qf6#
        • 2.Kh2
          • 2...e5
            • 3.Qf6#
          • 2...e6
            • 3.Qf6#
      • 1...g3!
    • 1.Qe5?
      • 1...Kh4
        • 2.Kg2
          • threat
            • 3.Qxe7#
          • 2...g3
            • 3.Qxg3#
            • 3.Qf4#
          • 2...e6
            • 3.Qf6#
      • 1...h4
        • 2.Kg1
          • threat
            • 3.Qh2#
          • 2...g3
            • 3.Qf5#
            • 3.Qe6#
      • 1...e6!
  • Keys
    • 1.Kf2!
      • threat
        • 2.Qg3#
      • 1...Kh4
        • 2.Kg2
          • 2...e5
            • 3.Qf6#
          • 2...e6
            • 3.Qf6#
      • 1...h4
        • 2.Kg1
          • threat
            • 3.Qh2#
          • 2...g3
            • 3.Qf5#

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).