Problem Display
PID: 153099 (8/8/3k4/8/p1K4B/2p3pB/Q7/8 w - - 0 1)

Bogdanov, Evgeny Mikhailovich

Schweizerische Schachzeitung, 2001

8/8/3k4/8/p1K4B/2p3pB/Q7/8

#3

4 + 4


SOLUTION


  • SOUND
  • Tries
    • 1.Bxg3+?
      • 1...Kc6
        • 2.Qb1
          • threat
            • 3.Qb5#
      • 1...Ke7!
    • 1.Bd8?
      • threat
        • 2.Kd4
          • threat
            • 3.Qd5#
            • 3.Qe6#
          • 2...Kc6
            • 3.Qd5#
      • 1...Kc6
        • 2.Qg2+
          • 2...Kd6
            • 3.Qd5#
      • 1...g2
        • 2.Qf2
          • threat
            • 3.Qc5#
            • 3.Qf6#
          • 2...Ke5
            • 3.Qd4#
          • 2...Kc6
            • 3.Qb6#
      • 1...Ke5!
    • 1.Qxa4?
      • threat
        • 2.Qd7+
          • 2...Ke5
            • 3.Qd4#
      • 1...Ke5
        • 2.Kc5
          • threat
            • 3.Qd4#
      • 1...Kc7!
  • Keys
    • 1.Qb1!
      • threat
        • 2.Qb6+
          • 2...Ke5
            • 3.Qd4#
      • 1...Ke5
        • 2.Qf5+
          • 2...Kd6
            • 3.Qc5#
      • 1...Kc6
        • 2.Bxg3
          • threat
            • 3.Qb5#
      • 1...Kc7
        • 2.Kc5
          • threat
            • 3.Qb6#

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).