Problem Display
PID: 170589 (8/3p4/3K4/1k1N4/8/2RP4/P7/8 w - - 0 1)

Massmann, Wilhelm Karl Heinrich

Basler Nachrichten, 1964

8/3p4/3K4/1k1N4/8/2RP4/P7/8

#3

5 + 2


6490 yacpdb 2018

SOLUTION


  • SOUND
  • Tries
    • 1.Rc8?
      • 1...Ka4
        • 2.Ra8+
          • 2...Kb5
            • 3.a4#
      • 1...Ka5
        • 2.Ra8+
          • 2...Kb5
            • 3.a4#
      • 1...Ka6!
  • Keys
    • 1.Rc7!
      • 1...Ka4
        • 2.Ra7+
          • 2...Kb5
            • 3.a4#
      • 1...Ka5
        • 2.Ra7+
          • 2...Kb5
            • 3.a4#
      • 1...Ka6
        • 2.a4
          • 2...Ka5
            • 3.Ra7#

This is a version of 197520

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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).