Problem Display
PID: 25663 (8/8/8/4N3/3p2pb/6P1/5P1p/3R1K1k w - - 0 1)

Young, Brian WM

The Observer, 1962

8/8/8/4N3/3p2pb/6P1/5P1p/3R1K1k

#3

5 + 5


SOLUTION


  • SOUND
  • Sets
    • 1...Bxg3
      • 2.fxg3
        • 2...d3
          • 3.Kf2#
    • 1...Bg5
      • 2.f4
        • threat
          • 3.Kf2#
    • 1...Bf6
      • 2.f3
        • threat
          • 3.Kf2#
      • 2.f4
        • threat
          • 3.Kf2#
  • Tries
    • 1.Sd3?
      • threat
        • 2.Ke2+
          • 2...Kg2
            • 3.Sf4#
      • 1...Bg5
        • 2.f4
          • threat
            • 3.Kf2#
            • 3.Sf2#
      • 1...Bxg3!
    • 1.Sxg4?
      • 1...Bxg3
        • 2.fxg3
          • 2...d3
            • 3.Kf2#
            • 3.Sf2#
      • 1...Bg5
        • 2.f4
          • threat
            • 3.Kf2#
            • 3.Sf2#
      • 1...Bf6
        • 2.f3
          • threat
            • 3.Kf2#
            • 3.Sf2#
        • 2.f4
          • threat
            • 3.Kf2#
            • 3.Sf2#
      • 1...Be7
        • 2.f3
          • threat
            • 3.Kf2#
            • 3.Sf2#
        • 2.f4
          • threat
            • 3.Kf2#
            • 3.Sf2#
      • 1...Bd8
        • 2.f3
          • threat
            • 3.Kf2#
            • 3.Sf2#
        • 2.f4
          • threat
            • 3.Kf2#
            • 3.Sf2#
      • 1...d3!
    • 1.gxh4?
      • 1...g3
        • 2.fxg3
          • 2...d3
            • 3.Kf2#
      • 1...d3!
  • Keys
    • 1.Sg6!
      • threat
        • 2.Ke2+
          • 2...Kg2
            • 3.Sf4#
      • 1...Bxg3
        • 2.fxg3
          • 2...d3
            • 3.Kf2#
      • 1...Bg5
        • 2.f4
          • threat
            • 3.Kf2#
      • 1...d3
        • 2.Sxh4
          • 2...d2
            • 3.Ke2#

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).