Problem Display
PID: 75400 (8/1p1pB2p/1P6/4kP1K/5Np1/1N1B2P1/2P5/8 w - - 0 1)

Russ, Colin Albert Harry

The Problemist, 2007

8/1p1pB2p/1P6/4kP1K/5Np1/1N1B2P1/2P5/8

#3

9 + 5


SOLUTION


  • SOUND
  • Sets
    • 1...d5
      • 2.c3
        • 2...d4
          • 3.cxd4#
        • 2...h6
          • 3.Sg6#
    • 1...h6
      • 2.c4
        • threat
          • 3.Sg6#
  • Tries
    • 1.Kh4?
      • 1...d5
        • 2.c3
          • 2...d4
            • 3.cxd4#
          • 2...h5
            • 3.Sg6#
          • 2...h6
            • 3.Sg6#
      • 1...h5
        • 2.c4
          • threat
            • 3.Sg6#
      • 1...h6
        • 2.c4
          • threat
            • 3.Sg6#
      • 1...d6!
    • 1.Sd5?
      • 1...d6
        • 2.c4
          • 2...h6
            • 3.Bf6#
      • 1...h6
        • 2.c4
          • 2...d6
            • 3.Bf6#
      • 1...Kxd5!
    • 1.c3?
      • threat
        • 2.Sc5
          • threat
            • 3.Sxd7#
          • 2...d5
            • 3.Sd7#
          • 2...d6
            • 3.Sd7#
      • 1...d5
        • 2.Kh4
          • 2...d4
            • 3.cxd4#
          • 2...h5
            • 3.Sg6#
          • 2...h6
            • 3.Sg6#
        • 2.Kh6
          • 2...d4
            • 3.cxd4#
        • 2.Sd2
          • 2...d4
            • 3.Sc4#
          • 2...h6
            • 3.Sg6#
        • 2.Sd4
          • 2...h6
            • 3.Sg6#
        • 2.Sa5
          • 2...d4
            • 3.Sc4#
          • 2...h6
            • 3.Sg6#
        • 2.Sc5
          • threat
            • 3.Sd7#
        • 2.Bb1
          • 2...d4
            • 3.cxd4#
          • 2...h6
            • 3.Sg6#
        • 2.Bc2
          • 2...d4
            • 3.cxd4#
          • 2...h6
            • 3.Sg6#
      • 1...h6
        • 2.Sd2
          • threat
            • 3.Sc4#
          • 2...d5
            • 3.Sg6#
        • 2.Sa5
          • threat
            • 3.Sc4#
          • 2...d5
            • 3.Sg6#
        • 2.Sc5
          • threat
            • 3.Sxd7#
          • 2...d5
            • 3.Sg6#
            • 3.Sd7#
          • 2...d6
            • 3.Sd7#
        • 2.c4
          • threat
            • 3.Sg6#
      • 1...d6!
    • 1.c4?
      • 1...d6
        • 2.Sd5
          • 2...h6
            • 3.Bf6#
      • 1...d5!
  • Keys
    • 1.Kh6!
      • 1...d5
        • 2.c3
          • 2...d4
            • 3.cxd4#
      • 1...d6
        • 2.Kxh7
          • 2...d5
            • 3.Sg6#

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).