Problem Display
PID: 220688 (3B4/5pNr/ppQ1pp2/1P2k2p/K7/2p3P1/5P2/8 w - - 0 1)

Jespersen, Karl Lorenz Jesper

Tidskrift for Schack, 1910

3B4/5pNr/ppQ1pp2/1P2k2p/K7/2p3P1/5P2/8

#3

7 + 9


SOLUTION


  • SOUND
  • Tries
    • 1.Qe4+?
      • 1...Kd6
        • 2.Qd4#
      • 1...Kxe4!
    • 1.Qxc3+?
      • 1...Kd5
        • 2.Qd3+
          • 2...Kc5
            • 3.Be7#
          • 2...Ke5
            • 3.Bc7#
            • 3.f4#
      • 1...Ke4!
  • Keys
    • 1.f3!
      • threat
        • 2.Qe4+
          • 2...Kd6
            • 3.Qd4#
      • 1...axb5+
        • 2.Qxb5+
          • 2...Kd4
            • 3.Bxb6#
          • 2...Kd6
            • 3.Se8#
      • 1...Kd4
        • 2.Qe4+
          • 2...Kc5
            • 3.Be7#
      • 1...f5
        • 2.Sxf5
          • threat
            • 3.Qe4#
          • 2...axb5+
            • 3.Qxb5#
          • 2...Kxf5
            • 3.Qe4#
          • 2...exf5
            • 3.Bf6#

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).