Problem Display
PID: 79163 (4B3/4Pp2/4p3/5k1K/1Q6/8/8/8 w - - 0 1)

Aleksandrov, Vladimir Aleksandrovich

Problemist Pribuzhya, 1992

4B3/4Pp2/4p3/5k1K/1Q6/8/8/8

#3

4 + 3


SOLUTION


  • SOUND
  • Sets
    • 1...e5
      • 2.Bd7+
        • 2...Kf6
          • 3.e8S#
    • 1...f6
      • 2.Qd4
        • 2...e5
          • 3.Bd7#
          • 3.Qg4#
  • Tries
    • 1.Qd4?
      • 1...f6
        • 2.Bg6#
      • 1...e5!
    • 1.Qg4+?
      • 1...Kf6
        • 2.Qg5#
      • 1...Ke5!
    • 1.Qh4?
      • 1...f6
        • 2.Qd4
          • 2...e5
            • 3.Bd7#
            • 3.Qg4#
      • 1...Ke5!
  • Keys
    • 1.Bc6!
      • threat
        • 2.e8S
          • threat
            • 3.Qe4#
          • 2...Ke5
            • 3.Qe4#
          • 2...e5
            • 3.Bd7#
            • 3.Qg4#
      • 1...Ke5
        • 2.Qc5+
          • 2...Kf4
            • 3.Qg5#
          • 2...Kf6
            • 3.Qg5#
            • 3.e8S#
        • 2.e8S
          • threat
            • 3.Qe4#
          • 2...Kf5
            • 3.Qe4#
          • 2...f5
            • 3.Qd6#
      • 1...Kf6
        • 2.e8S+
          • 2...Ke5
            • 3.Qe4#
          • 2...Kf5
            • 3.Qe4#
      • 1...e5
        • 2.Bd7+
          • 2...Kf6
            • 3.e8S#

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).