Problem Display
PID: 153168 (8/3p4/3PpN2/2k1B2B/4PN2/1R6/5P2/3K4 w - - 0 1)

Nikitin, Vladimir V

StrateGems, 2011

8/3p4/3PpN2/2k1B2B/4PN2/1R6/5P2/3K4

#3

9 + 3


SOLUTION


  • SOUND
  • Tries
    • 1.Sd3+?
      • 1...Kc4
        • 2.Rb1
          • 2...Kxd3
            • 3.Be2#
        • 2.Rb2
          • 2...Kxd3
            • 3.Be2#
        • 2.Rb4+
          • 2...Kxd3
            • 3.Be2#
        • 2.Rb6
          • 2...Kxd3
            • 3.Be2#
        • 2.Rb7
          • 2...Kxd3
            • 3.Be2#
        • 2.Rb8
          • 2...Kxd3
            • 3.Be2#
      • 1...Kc6!
    • 1.Sxd7+?
      • 1...Kc6
        • 2.Rb8
          • 2...Kxd7
            • 3.Be8#
      • 1...Kc4!
    • 1.Se8?
      • 1...Kc6
        • 2.Bd4
          • 2...e5
            • 3.Rb6#
      • 1...Kc4!
    • 1.Rb1?
      • 1...Kc4
        • 2.Sd3
          • 2...Kxd3
            • 3.Be2#
      • 1...Kc6!
    • 1.Rb2?
      • 1...Kc4
        • 2.Sd3
          • 2...Kxd3
            • 3.Be2#
      • 1...Kc6!
    • 1.Rb6?
      • threat
        • 2.Sxd7+
          • 2...Kc4
            • 3.Be2#
      • 1...Kc4
        • 2.Sd3
          • 2...Kxd3
            • 3.Be2#
        • 2.Be2+
          • 2...Kc5
            • 3.Sxd7#
      • 1...Kxb6!
    • 1.Rb7?
      • 1...Kc4
        • 2.Sd3
          • 2...Kxd3
            • 3.Be2#
      • 1...Kc6!
  • Keys
    • 1.Rb8!
      • 1...Kc4
        • 2.Sd3
          • 2...Kxd3
            • 3.Be2#
      • 1...Kc6
        • 2.Sxd7
          • 2...Kxd7
            • 3.Be8#

FEATURES


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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).