Problem Display
PID: 230356 (K7/1Q6/8/5k2/8/6BN/6PN/8 w - - 0 1)

Bogdanov, Evgeny Mikhailovich

Zadachi i Etyudi, 2001

K7/1Q6/8/5k2/8/6BN/6PN/8

#3

6 + 1


SOLUTION


  • SOUND
  • Tries
    • 1.Sg5?
      • 1...Kxg5
        • 2.Qf7
          • 2...Kh6
            • 3.Bf4#
      • 1...Kg6
        • 2.Bf4
          • 2...Kf5
            • 3.Qf7#
          • 2...Kh5
            • 3.Qh7#
          • 2...Kf6
            • 3.Qf7#
          • 2...Kh6
            • 3.Qh7#
      • 1...Kf6!
    • 1.Bf4?
      • 1...Ke6
        • 2.Sg5+
          • 2...Kf5
            • 3.Qf7#
          • 2...Kf6
            • 3.Qf7#
      • 1...Kg6
        • 2.Sg5
          • 2...Kf5
            • 3.Qf7#
          • 2...Kh5
            • 3.Qh7#
          • 2...Kf6
            • 3.Qf7#
          • 2...Kh6
            • 3.Qh7#
      • 1...Kf6!
    • 1.Qd7+?
      • 1...Ke4
        • 2.Sf2+
          • 2...Ke3
            • 3.Qd3#
      • 1...Kg6
        • 2.Sg4
          • 2...Kh5
            • 3.Qf5#
      • 1...Kf6!
  • Keys
    • 1.Sg4!
      • threat
        • 2.Qc6
          • 2...Kxg4
            • 3.Qf3#
            • 3.Qg6#
      • 1...Ke6
        • 2.Sh6
          • 2...Kf6
            • 3.Qf7#
      • 1...Kg6
        • 2.Qd7
          • 2...Kh5
            • 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).