Problem Display
PID: 252758 (5b2/p1N1p1p1/P2k2P1/1QpN4/2p2P2/6P1/5P2/K7 w - - 0 1)

Andersson, Knut

Schackvarlden, 1944

5b2/p1N1p1p1/P2k2P1/1QpN4/2p2P2/6P1/5P2/K7

#3

9 + 7


6490 yacpdb 2021

SOLUTION


  • SOUND
  • Tries
    • 1.Sb6?
      • threat
        • 2.Qd7#
      • 1...Kxc7
        • 2.Qxc5+
          • 2...Kb8
            • 3.Qe5#
            • 3.Qc8#
          • 2...Kd8
            • 3.Qc8#
      • 1...axb6!
    • 1.Se8+?
      • 1...Ke6
        • 2.Se3
          • 2...c3
            • 3.Qc6#
        • 2.Qc6+
          • 2...Kf5
            • 3.Se3#
      • 1...Kxd5!
    • 1.Qe8?
      • threat
        • 2.Qc8
          • threat
            • 3.Qe6#
          • 2...Kc6
            • 3.Qe6#
          • 2...e6
            • 3.Qxe6#
      • 1...e5
        • 2.Qe6#
        • 2.fxe5#
      • 1...e6
        • 2.Qxe6#
      • 1...c3!
  • Keys
    • 1.Se6!
      • 1...Kxd5
        • 2.Qd7+
          • 2...Ke4
            • 3.Sg5#
      • 1...Kxe6
        • 2.Qc6+
          • 2...Kf5
            • 3.Se3#
      • 1...c3
        • 2.Sd8
          • threat
            • 3.Qc6#
          • 2...Kxd5
            • 3.Qd3#

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).