Problem Display
PID: 173239 (2R5/8/1kBp4/3P4/8/8/8/K3B3 w - - 0 1)

Ling, John Francis

Problem Observer, 2000

2R5/8/1kBp4/3P4/8/8/8/K3B3

#3

5 + 2


6490 yacpdb 2018

SOLUTION


  • SOUND
  • Sets
    • 1...Ka7
      • 2.Bf2+
        • 2...Ka6
          • 3.Ra8#
      • 2.Ba5
        • 2...Ka6
          • 3.Ra8#
  • Tries
    • 1.Bb4?
      • threat
        • 2.Ra8
          • 2...Kc7
            • 3.Ba5#
      • 1...Ka7
        • 2.Ba5
          • 2...Ka6
            • 3.Ra8#
      • 1...Ka6!
    • 1.Ra8?
      • threat
        • 2.Bb4
          • 2...Kc7
            • 3.Ba5#
      • 1...Kc7
        • 2.Ba5#
      • 1...Kc5!
  • Keys
    • 1.Bf2+!
      • 1...Ka5
        • 2.Rb8
          • 2...Ka6
            • 3.Ra8#

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).