Problem Display
PID: 265379 (BN6/8/3p4/6p1/3k2K1/8/2Q5/8 w - - 0 1)

Karin, Aleksey

Zadachi i Etyudi, 2010

BN6/8/3p4/6p1/3k2K1/8/2Q5/8

#3

4 + 3


SOLUTION


  • SOUND
  • Tries
    • 1.Sc6+?
      • 1...Kd5
        • 2.Kxg5
          • 2...Ke6
            • 3.Qf5#
        • 2.Bb7
          • 2...Ke6
            • 3.Qf5#
      • 1...Ke3!
    • 1.Sd7?
      • 1...Ke3
        • 2.Bd5
          • 2...Kd4
            • 3.Qd2#
      • 1...d5!
    • 1.Bf3?
      • threat
        • 2.Sc6+
          • 2...Ke3
            • 3.Qe2#
      • 1...Ke3
        • 2.Sc6
          • 2...d5
            • 3.Qe2#
      • 1...Ke5!
    • 1.Qb3?
      • 1...Kc5
        • 2.Sc6
          • 2...d5
            • 3.Qb4#
      • 1...d5
        • 2.Sc6+
          • 2...Ke4
            • 3.Qf3#
          • 2...Kc5
            • 3.Qb4#
      • 1...Ke5!
  • Keys
    • 1.Bd5!
      • 1...Ke3
        • 2.Sd7
          • 2...Kd4
            • 3.Qd2#
      • 1...Kxd5
        • 2.Sc6
          • 2...Ke6
            • 3.Qf5#
      • 1...Ke5
        • 2.Qd2
          • 2...Kf6
            • 3.Qxg5#

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).