Problem Display
PID: 210668 (8/2K5/2N1p3/p1k5/B3P3/p7/P2P4/8 w - - 0 1)

Shinkman, William Anthony

Dubuque Chess Journal, 1871

8/2K5/2N1p3/p1k5/B3P3/p7/P2P4/8

#4

6 + 4


6490 yacpdb 2020

SOLUTION


  • SOUND
  • Keys
    • 1.Bd1!
      • 1...Kb5
        • 2.Be2+
          • 2...Ka4
            • 3.Kb6
              • 3...e5
                • 4.Bd1#
                • 4.Bb5#
      • 1...a4
        • 2.Be2
          • 2...e5
            • 3.d3
              • 3...Kb5
                • 4.d4#
        • 2.d3
          • 2...Kb5
            • 3.Be2
              • threat
                • 4.d4#
              • 3...Kc5
                • 4.d4#
              • 3...Ka6
                • 4.d4#
          • 2...e5
            • 3.Be2
              • 3...Kb5
                • 4.d4#
      • 1...e5
        • 2.Be2
          • 2...a4
            • 3.d3
              • 3...Kb5
                • 4.d4#

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).