Problem Display
PID: 29545 (8/1K5B/R7/pp1k4/3P1P2/1P2P3/n1P4N/4b1n1 w - - 0 1)

Knuppert, Hugo

The Problemist, 1986

8/1K5B/R7/pp1k4/3P1P2/1P2P3/n1P4N/4b1n1

#3

9 + 6


SOLUTION


  • SOUND
  • Sets
    • 1...Bf2
      • 2.Kc7
        • threat
          • 3.Rd6#
    • 1...Sc3
      • 2.Kc7
        • threat
          • 3.Rd6#
        • 2...Se4
          • 3.Bg8#
    • 1...b4
      • 2.Kc7
        • threat
          • 3.Rd6#
  • Tries
    • 1.Sf3?
      • threat
        • 2.e4#
      • 1...Sc3
        • 2.Kc7
          • threat
            • 3.Rd6#
          • 2...Se4
            • 3.Bg8#
        • 2.Sg5
          • threat
            • 3.Bg8#
        • 2.e4+
          • 2...Sxe4
            • 3.Bg8#
      • 1...Sxf3!
    • 1.c3?
      • threat
        • 2.e4#
      • 1...Sxc3
        • 2.Kc7
          • threat
            • 3.Rd6#
          • 2...Se4
            • 3.Bg8#
      • 1...Bxc3!
  • Keys
    • 1.Rc6!
      • threat
        • 2.c4+
          • 2...bxc4
            • 3.bxc4#
      • 1...Bc3
        • 2.Sg4
          • threat
            • 3.Sf6#
          • 2...Bxd4
            • 3.e4#
      • 1...Sc3
        • 2.Kc7
          • threat
            • 3.Rd6#
          • 2...Se4
            • 3.Bg8#
      • 1...b4
        • 2.Kc7
          • threat
            • 3.Rd6#

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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).