Problem Display
PID: 4318 (8/2KN3b/1p6/5kBB/8/2P2N2/4P3/8 w - - 0 1)

Perry, William E

Source?, 0000

8/2KN3b/1p6/5kBB/8/2P2N2/4P3/8

#3

7 + 3


SOLUTION


  • SOUND
  • Sets
    • 1...b5
      • 2.Sc5
        • threat
          • 3.e4#
  • Tries
    • 1.Sd4+?
      • 1...Ke4
        • 2.Bf3#
      • 1...Kxg5!
    • 1.Bd2?
      • threat
        • 2.Sd4+
          • 2...Ke4
            • 3.Bf3#
        • 2.Sg5
          • threat
            • 3.e4#
      • 1...Ke4
        • 2.Sg5+
          • 2...Kd5
            • 3.Bf7#
          • 2...Kf5
            • 3.e4#
      • 1...Bg8
        • 2.Sd4+
          • 2...Ke4
            • 3.Bf3#
      • 1...Bg6
        • 2.Sd4+
          • 2...Ke4
            • 3.Bf3#
      • 1...Ke6!
    • 1.e4+?
      • 1...Ke6
        • 2.Sd4#
        • 2.Sf8#
      • 1...Kxe4!
  • Keys
    • 1.Bc1!
      • threat
        • 2.Sd4+
          • 2...Ke4
            • 3.Bf3#
        • 2.Sg5
          • threat
            • 3.e4#
      • 1...Ke4
        • 2.Sg5+
          • 2...Kd5
            • 3.Bf7#
          • 2...Kf5
            • 3.e4#
      • 1...Ke6
        • 2.Sg5+
          • 2...Kd5
            • 3.Bf7#
          • 2...Kf5
            • 3.e4#
          • 2...Ke7
            • 3.Ba3#
      • 1...Bg8
        • 2.Sd4+
          • 2...Ke4
            • 3.Bf3#
      • 1...Bg6
        • 2.Sd4+
          • 2...Ke4
            • 3.Bf3#

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).