Problem Display
PID: 64236 (8/1B6/3B4/8/2k5/8/P6R/3N3K w - - 0 1)

Wilkinson, John

Source?, 0000

8/1B6/3B4/8/2k5/8/P6R/3N3K

#3

6 + 1


1679 American Chess Nuts 1868

SOLUTION


  • SOUND
  • Sets
    • 1...Kd3
      • 2.Bd5
        • 2...Kd4
          • 3.Rd2#
    • 1...Kd4
      • 2.Rd2+
        • 2...Kc4
          • 3.Ba6#
  • Tries
    • 1.Kg1?
      • 1...Kd3
        • 2.Bd5
          • 2...Kd4
            • 3.Rd2#
      • 1...Kd4
        • 2.Rd2+
          • 2...Kc4
            • 3.Ba6#
      • 1...Kb5!
    • 1.Bf3?
      • 1...Kd3
        • 2.Bd5
          • 2...Kd4
            • 3.Rd2#
      • 1...Kd4
        • 2.Rd2+
          • 2...Kc4
            • 3.Be2#
      • 1...Kb5!
    • 1.Bc6?
      • 1...Kd3
        • 2.Bd5
          • 2...Kd4
            • 3.Rd2#
      • 1...Kd4!
    • 1.Rf2?
      • 1...Kd3
        • 2.Bd5
          • 2...Kd4
            • 3.Rd2#
      • 1...Kd4
        • 2.Rd2+
          • 2...Kc4
            • 3.Ba6#
      • 1...Kb5!
    • 1.Rg2?
      • 1...Kd3
        • 2.Bd5
          • 2...Kd4
            • 3.Rd2#
      • 1...Kd4
        • 2.Rd2+
          • 2...Kc4
            • 3.Ba6#
      • 1...Kb5!
    • 1.a4?
      • 1...Kd3
        • 2.Bd5
          • 2...Kd4
            • 3.Rd2#
      • 1...Kd4
        • 2.Rd2+
          • 2...Kc4
            • 3.Bd5#
      • 1...Kb3!
  • Keys
    • 1.Rb2!
      • threat
        • 2.Be4
          • 2...Kd4
            • 3.Rb4#
      • 1...Kd3
        • 2.Bd5
          • 2...Kd4
            • 3.Rd2#
      • 1...Kd4
        • 2.Rd2+
          • 2...Kc4
            • 3.Ba6#

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).