Problem Display
PID: 190352 (8/3N4/4kN1p/8/7K/Q7/8/8 w - - 0 1)

Kozhakina, Alena Vladimirova

Sachova skladba, 2010

8/3N4/4kN1p/8/7K/Q7/8/8

#3

4 + 2


SOLUTION


  • SOUND
  • Sets
    • 1...Kf5
      • 2.Qe7
        • threat
          • 3.Qe4#
        • 2...Kf4
          • 3.Qe4#
        • 2...Kg6
          • 3.Qh7#
  • Tries
    • 1.Kg4?
      • 1...Kf7
        • 2.Kf5
          • threat
            • 3.Qf8#
          • 2...Kg7
            • 3.Qf8#
      • 1...h5+!
    • 1.Qd6+?
      • 1...Kf5
        • 2.Qe7
          • threat
            • 3.Qe4#
          • 2...Kf4
            • 3.Qe4#
          • 2...Kg6
            • 3.Qh7#
      • 1...Kf7
        • 2.Kh5
          • 2...Kg7
            • 3.Qf8#
      • 1...Kxd6!
    • 1.Qe7+?
      • 1...Kf5
        • 2.Qe4#
      • 1...Kxe7!
    • 1.Qf8?
      • 1...Kf5
        • 2.Qe7
          • threat
            • 3.Qe4#
          • 2...Kf4
            • 3.Qe4#
          • 2...Kg6
            • 3.Qh7#
        • 2.Qe8
          • threat
            • 3.Qe4#
          • 2...Kf4
            • 3.Qe4#
      • 1...h5!
    • 1.Qe3+?
      • 1...Kf7
        • 2.Qe8+
          • 2...Kg7
            • 3.Qg8#
      • 1...Kd6!
  • Keys
    • 1.Kh5!
      • 1...Kf5
        • 2.Qa2
          • 2...Kf4
            • 3.Qf2#
      • 1...Kf7
        • 2.Qd6
          • 2...Kg7
            • 3.Qf8#

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).