Problem Display
PID: 148502 (1K3N1k/pp6/5pp1/r1p3b1/p1B2p2/5p2/Qn6/8 w - - 0 1)

Aleksandrov, Vladimir Aleksandrovich

The Problemist, 2012

1K3N1k/pp6/5pp1/r1p3b1/p1B2p2/5p2/Qn6/8

#3

4 + 12


SOLUTION


  • SOUND
  • Sets
    • 1...f5
      • 2.Qxb2+
        • 2...Bf6
          • 3.Qxf6#
  • Keys
    • 1.Qb1!
      • threat
        • 2.Qxg6
          • threat
            • 3.Qh7#
            • 3.Qg8#
      • 1...Kg7
        • 2.Qxg6+
          • 2...Kxf8
            • 3.Qf7#
          • 2...Kh8
            • 3.Qh7#
            • 3.Qg8#
      • 1...Sxc4
        • 2.Qxg6
          • threat
            • 3.Qh7#
      • 1...Bh4
        • 2.Qxg6
          • threat
            • 3.Qh7#
            • 3.Qh6#
            • 3.Qg8#
      • 1...Bh6
        • 2.Qxg6
          • threat
            • 3.Qh7#
            • 3.Qxh6#
            • 3.Qg8#
      • 1...Sd3
        • 2.Qxb7
          • threat
            • 3.Sxg6#
            • 3.Qh7#
      • 1...f5
        • 2.Qxb2+
          • 2...Bf6
            • 3.Qxf6#

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).