Problem Display
PID: 68286 (6b1/N3K2p/1p4P1/1rpkpP2/1pp1p3/2P1P3/P2P2P1/3Q4 w - - 0 1)

Brotherton, David WA

The Problemist Supplement, 2006

6b1/N3K2p/1p4P1/1rpkpP2/1pp1p3/2P1P3/P2P2P1/3Q4

#3

10 + 10


SOLUTION


  • SOUND
  • Sets
    • 1...bxc3
      • 2.dxc3#
  • Tries
    • 1.Qa4?
      • threat
        • 2.Qxb5
          • threat
            • 3.Qc6#
            • 3.Qd7#
        • 2.Qa6
          • threat
            • 3.Qb7#
      • 1...Be6
        • 2.Qxb5
          • threat
            • 3.Qc6#
          • 2...Bd7
            • 3.Qxd7#
      • 1...Bf7!
  • Keys
    • 1.d4!
      • threat
        • 2.dxc5+
          • 2...Kxc5
            • 3.Qd6#
      • 1...cxd4
        • 2.Qa4
          • threat
            • 3.Qxb5#
          • 2...Kc5
            • 3.Qxb5#
          • 2...Ra5
            • 3.Qc6#
          • 2...Rc5
            • 3.Qd7#
      • 1...exd4
        • 2.Qh5
          • threat
            • 3.f6#
          • 2...Ke5
            • 3.f6#
          • 2...hxg6
            • 3.fxg6#
          • 2...Be6
            • 3.fxe6#
      • 1...cxd4 ep
        • 2.c4+
          • 2...Kxc4
            • 3.Qb3#
      • 1...exd4 ep
        • 2.e4+
          • 2...Kxe4
            • 3.Qf3#

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).