Problem Display
PID: 90722 (2K5/8/3k4/6B1/4P1Q1/8/8/1n6 w - - 0 1)

Froberg, Johan Hilding Laurentius

Die Schwalbe, 1978

2K5/8/3k4/6B1/4P1Q1/8/8/1n6

#3

4 + 2


6490 yacpdb 2009

SOLUTION


  • SOUND
  • Tries
    • 1.Qf5?
      • threat
        • 2.Qd5#
      • 1...Kc6
        • 2.Be3
          • threat
            • 3.Qd7#
            • 3.Qc5#
            • 3.Qd5#
          • 2...Kd6
            • 3.Qf6#
      • 1...Sc3!
    • 1.Qd7+?
      • 1...Ke5
        • 2.Qd5#
      • 1...Kc5!
  • Keys
    • 1.Be3!
      • threat
        • 2.Qd7+
          • 2...Ke5
            • 3.Qe7#
      • 1...Ke5
        • 2.Qf5+
          • 2...Kd6
            • 3.Qf6#
      • 1...Ke7
        • 2.Qg6
          • threat
            • 3.Bc5#
          • 2...Kf8
            • 3.Bc5#

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).