Problem Display
PID: 127252 (3N1nnK/2p5/6p1/1Q6/3k4/5pN1/8/2B5 w - - 0 1)

Bron, Vladimir Akimovich

Sachove umeni (Ceskoslovensky sach), 1969

3N1nnK/2p5/6p1/1Q6/3k4/5pN1/8/2B5

#3

5 + 6


6490 yacpdb 2009

SOLUTION


  • SOUND
  • Tries
    • 1.Qc4+?
      • 1...Ke5
        • 2.Sf7+
          • 2...Kf6
            • 3.Bg5#
        • 2.Bf4+
          • 2...Kf6
            • 3.Qf7#
        • 2.Bg5
          • threat
            • 3.Sf7#
            • 3.Qc5#
          • 2...Kd6
            • 3.Qd4#
        • 2.Qc5+
          • 2...Kf6
            • 3.Se4#
            • 3.Bb2#
            • 3.Bg5#
            • 3.Qg5#
      • 1...Kxc4!
    • 1.Qc5+?
      • 1...Kd3
        • 2.Sc6
          • threat
            • 3.Sb4#
            • 3.Se5#
      • 1...Kxc5!
  • Keys
    • 1.Qb3!
      • threat
        • 2.Bb2+
          • 2...Kc5
            • 3.Se4#
      • 1...Kc5
        • 2.Ba3+
          • 2...Kd4
            • 3.Sc6#
      • 1...Ke5
        • 2.Sf7+
          • 2...Kd4
            • 3.Be3#
          • 2...Kf6
            • 3.Bg5#
      • 1...Sf6
        • 2.Be3+
          • 2...Ke5
            • 3.Sf7#
      • 1...c6
        • 2.Sf7
          • threat
            • 3.Be3#
          • 2...Kc5
            • 3.Be3#
        • 2.Bb2+
          • 2...Kc5
            • 3.Se4#
            • 3.Sb7#

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).