Problem Display
PID: 105303 (8/n3N2p/4p2Q/4k3/7K/3B4/2N3P1/8 w - - 0 1)

St Maurice, Charles-Ephrem

La Presse, 1933

8/n3N2p/4p2Q/4k3/7K/3B4/2N3P1/8

#3

6 + 4


6490 yacpdb 2009

SOLUTION


  • SOUND
  • Tries
    • 1.Qg7+?
      • 1...Kf4
        • 2.Qd4#
        • 2.Qf6#
        • 2.Qg3#
        • 2.Qg5#
      • 1...Kd6!
    • 1.Qxe6+?
      • 1...Kf4
        • 2.Sd5#
        • 2.Qf5#
        • 2.Qe3#
        • 2.Qe4#
        • 2.Qd6#
        • 2.Qf6#
      • 1...Kxe6!
  • Keys
    • 1.Qf8!
      • 1...Kd6
        • 2.Qd8+
          • 2...Kc5
            • 3.Qd4#
          • 2...Ke5
            • 3.Qd4#
      • 1...Sb5
        • 2.Sc6+
          • 2...Kd5
            • 3.S2b4#
      • 1...Sc6
        • 2.Sxc6+
          • 2...Kd5
            • 3.S2b4#
      • 1...Sc8
        • 2.Sc6+
          • 2...Kd5
            • 3.S2b4#
      • 1...h5
        • 2.Qf4+
          • 2...Kxf4
            • 3.Sg6#
      • 1...h6
        • 2.Qf4+
          • 2...Kxf4
            • 3.Sg6#

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).