Problem Display
PID: 191538 (1N6/1k2p3/1P6/4K3/8/8/1R6/8 w - - 0 1)

Labone, OH

Westminster Gazette, 1917

1N6/1k2p3/1P6/4K3/8/8/1R6/8

#4

4 + 2


6490 yacpdb 2019

SOLUTION


  • SOUND
  • Keys
    • 1.Ke6!
      • 1...Ka8
        • 2.b7+
          • 2...Ka7
            • 3.Sc6+
              • 3...Ka6
                • 4.b8S#
          • 2...Kxb8
            • 3.Rb6
              • 3...Ka7
                • 4.b8Q#
              • 3...Kc7
                • 4.b8Q#
      • 1...Kxb8
        • 2.b7
          • threat
            • 3.Rb6
              • 3...Ka7
                • 4.b8Q#
              • 3...Kc7
                • 4.b8Q#
          • 2...Ka7
            • 3.b8Q+
              • 3...Ka6
                • 4.Ra2#
                • 4.Qb6#
                • 4.Qa8#
            • 3.b8R
              • 3...Ka6
                • 4.Ra2#
                • 4.Ra8#
          • 2...Kc7
            • 3.b8Q+
              • 3...Kc6
                • 4.Rc2#
                • 4.Qb6#
                • 4.Qc8#
            • 3.b8R
              • 3...Kc6
                • 4.Rc2#
                • 4.Rc8#
      • 1...Kc8
        • 2.b7+
          • 2...Kc7
            • 3.Sa6+
              • 3...Kc6
                • 4.b8S#
              • 3...Kd8
                • 4.b8Q#
                • 4.b8R#
          • 2...Kxb8
            • 3.Rb6
              • 3...Ka7
                • 4.b8Q#
              • 3...Kc7
                • 4.b8Q#
          • 2...Kd8
            • 3.Sa6
              • 3...Ke8
                • 4.b8Q#
                • 4.b8R#
            • 3.Rc2
              • 3...Ke8
                • 4.Rc8#

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).