Problem Display
PID: 182777 (8/5Q2/3K4/3p1Np1/5k2/8/6B1/8 w - - 0 1)

Kozhakin, Vladimir Vladimirovich

1st Prize, Problem Observer, 2015-2016

8/5Q2/3K4/3p1Np1/5k2/8/6B1/8

#3

4 + 3


136 Problem Observer 2017

SOLUTION


  • SOUND
  • Tries
    • 1.Ke6?
      • threat
        • 2.Qh5
          • threat
            • 3.Qf3#
          • 2...g4
            • 3.Qh6#
      • 1...g4
        • 2.Qh5
          • threat
            • 3.Qh6#
          • 2...g3
            • 3.Qh4#
        • 2.Qg6
          • threat
            • 3.Qh6#
          • 2...g3
            • 3.Qxg3#
        • 2.Qf6
          • threat
            • 3.Qh6#
          • 2...g3
            • 3.Qh4#
        • 2.Qg7
          • threat
            • 3.Qh6#
          • 2...g3
            • 3.Qxg3#
        • 2.Qh7
          • threat
            • 3.Qh6#
          • 2...Kg5
            • 3.Qh6#
          • 2...g3
            • 3.Qh4#
      • 1...Kg4!
    • 1.Bxd5?
      • 1...Kg4
        • 2.Ke5
          • 2...Kh3
            • 3.Qh5#
      • 1...g4!
    • 1.Qxd5?
      • threat
        • 2.Qf3#
        • 2.Qe4#
      • 1...Kg4
        • 2.Qf3#
      • 1...g4!
    • 1.Qh7?
      • 1...Kg4
        • 2.Ke5
          • 2...d4
            • 3.Qh3#
        • 2.Qh3+
          • 2...Kf4
            • 3.Qf3#
      • 1...g4
        • 2.Ke6
          • threat
            • 3.Qh6#
          • 2...Kg5
            • 3.Qh6#
          • 2...g3
            • 3.Qh4#
      • 1...d4!
  • Keys
    • 1.Qh5!
      • threat
        • 2.Qf3#
      • 1...Kxf5
        • 2.Bxd5
          • 2...Kf4
            • 3.Qf3#
          • 2...Kf6
            • 3.Qf7#
      • 1...g4
        • 2.Ke6
          • threat
            • 3.Qh6#
          • 2...g3
            • 3.Qh4#

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).