Problem Display
PID: 129376 (1b6/8/5p1Q/3p1p2/1P1Nk3/4P1p1/1PP5/n2K4 w - - 0 1)

Sobek, Karel

Vpered, 1969

1b6/8/5p1Q/3p1p2/1P1Nk3/4P1p1/1PP5/n2K4

#3

7 + 7


6490 yacpdb 2009

SOLUTION


  • SOUND
  • Sets
    • 1...Ke5
      • 2.Qf4#
    • 1...Bf4
      • 2.Qxf4#
    • 1...Ba7
      • 2.Qf4#
  • Keys
    • 1.Qh5!
      • threat
        • 2.Qf3+
          • 2...Ke5
            • 3.Qf4#
      • 1...Kxe3
        • 2.Qe2+
          • 2...Kxd4
            • 3.c3#
          • 2...Kf4
            • 3.Se6#
      • 1...Ke5
        • 2.Qe8+
          • 2...Kd6
            • 3.Sb5#
      • 1...Sxc2
        • 2.Qxf5+
          • 2...Kxe3
            • 3.Sxc2#
      • 1...Bf4
        • 2.Qf3+
          • 2...Ke5
            • 3.Qxf4#
      • 1...Bd6
        • 2.Ke2
          • threat
            • 3.Qxf5#
          • 2...Ke5
            • 3.Qxf5#
          • 2...f4
            • 3.Qf5#
        • 2.Qf3+
          • 2...Ke5
            • 3.Qf4#
            • 3.Qxf5#
      • 1...f4
        • 2.Qf3+
          • 2...Ke5
            • 3.Qxf4#

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).