Problem Display
PID: 14923 (3NB3/1n6/3bp1K1/1rp1k1P1/2PN4/1Pp3P1/3rpPP1/8 w - - 0 1)

Harley, Brian

The Observer, 1956

3NB3/1n6/3bp1K1/1rp1k1P1/2PN4/1Pp3P1/3rpPP1/8

#3

10 + 9


SOLUTION


  • SOUND
  • Keys
    • 1.Kh5!
      • threat
        • 2.Sf3+
          • 2...Ke4
            • 3.Bg6#
          • 2...Kf5
            • 3.Bg6#
        • 2.S4c6+
          • 2...Ke4
            • 3.Bg6#
          • 2...Kf5
            • 3.Bg6#
        • 2.S8c6+
          • 2...Ke4
            • 3.Bg6#
      • 1...Kxd4
        • 2.Sc6+
          • 2...Kd3
            • 3.Bg6#
          • 2...Ke4
            • 3.Bg6#
      • 1...Ke4
        • 2.Bg6+
          • 2...Kxd4
            • 3.Sc6#
          • 2...Ke5
            • 3.Sf3#
            • 3.S4c6#
            • 3.S8c6#
      • 1...Rxd4
        • 2.Sc6+
          • 2...Ke4
            • 3.Bg6#
          • 2...Kf5
            • 3.Bg6#
      • 1...Sxd8
        • 2.Sf3+
          • 2...Ke4
            • 3.Bg6#
          • 2...Kf5
            • 3.Bg6#
      • 1...cxd4
        • 2.Bg6
          • threat
            • 3.Sc6#
            • 3.Sf7#
            • 3.f4#
      • 1...Bc7
        • 2.S4c6+
          • 2...Ke4
            • 3.Bg6#
          • 2...Kf5
            • 3.Bg6#
          • 2...Kd6
            • 3.Sf7#
        • 2.S8c6+
          • 2...Ke4
            • 3.Bg6#
          • 2...Kd6
            • 3.Sxb5#
      • 1...Be7
        • 2.S8c6+
          • 2...Ke4
            • 3.Bg6#
          • 2...Kd6
            • 3.Sxb5#
      • 1...Bb8
        • 2.S8c6+
          • 2...Ke4
            • 3.Bg6#
          • 2...Kd6
            • 3.Sxb5#
      • 1...Bf8
        • 2.S8c6+
          • 2...Ke4
            • 3.Bg6#
          • 2...Kd6
            • 3.Sxb5#
      • 1...e1S
        • 2.S4c6+
          • 2...Ke4
            • 3.Bg6#
          • 2...Kf5
            • 3.Bg6#
        • 2.S8c6+
          • 2...Ke4
            • 3.Bg6#
      • 1...Rd3
        • 2.S4c6+
          • 2...Ke4
            • 3.Bg6#
          • 2...Kf5
            • 3.Bg6#
        • 2.S8c6+
          • 2...Ke4
            • 3.Bg6#
      • 1...Rb6
        • 2.Sf3+
          • 2...Ke4
            • 3.Bg6#
          • 2...Kf5
            • 3.Bg6#
      • 1...Sa5
        • 2.Sf3+
          • 2...Ke4
            • 3.Bg6#
          • 2...Kf5
            • 3.Bg6#

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).