Problem Display
PID: 38843 (2R2KB1/8/3k4/B7/3P4/3P4/8/8 w - - 0 1)

Ott, Markus Johannes

2nd Comm., Phenix, 1989

2R2KB1/8/3k4/B7/3P4/3P4/8/8

#3

6 + 1


SOLUTION


  • SOUND
  • Tries
    • 1.Bd5?
      • threat
        • 2.Rd8#
      • 1...Kd7
        • 2.Rd8#
      • 1...Kxd5!
    • 1.Rb8?
      • 1...Kd7
        • 2.Bd5
          • 2...Kd6
            • 3.Rd8#
      • 1...Kc6!
    • 1.Re8?
      • 1...Kd7
        • 2.Bd5
          • 2...Kd6
            • 3.Rd8#
      • 1...Kc6!
    • 1.d5?
      • threat
        • 2.d4
          • 2...Kd7
            • 3.Rd8#
      • 1...Kd7
        • 2.Rd8#
      • 1...Ke5!
  • Keys
    • 1.Ra8!
      • threat
        • 2.Ra6+
          • 2...Kd7
            • 3.Be6#
      • 1...Kc6
        • 2.Be6
          • 2...Kb5
            • 3.Bd7#
          • 2...Kd6
            • 3.Ra6#
          • 2...Kb7
            • 3.Bd5#
      • 1...Kd7
        • 2.Bd5
          • 2...Kd6
            • 3.Rd8#

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).