Problem Display
PID: 79318 (8/5K2/4P3/3k1N2/2R5/3B4/5p2/8 w - - 0 1)

Ahlheim, Karl-Heinz

Deutsche Schachblatter, 1965

8/5K2/4P3/3k1N2/2R5/3B4/5p2/8

#4

5 + 2


SOLUTION


  • COOKED
  • Keys
    • 1.Ke7!
      • threat
        • 2.Se3+
          • 2...Ke5
            • 3.Re4#
      • 1...f1S
        • 2.Kf6
          • threat
            • 3.Se7+
              • 3...Kd6
                • 4.Rc6#
    • 1.e7!
      • threat
        • 2.e8Q
          • threat
            • 3.Qb5#
            • 3.Qe4#
            • 3.Qe6#
      • 1...f1Q
        • 2.Bxf1
          • 2...Ke5
            • 3.e8Q+
              • 3...Kd5
                • 4.Qb5#
                • 4.Qe4#
                • 4.Qe6#
              • 3...Kxf5
                • 4.Qb5#
      • 1...f1R
        • 2.Bxf1
          • 2...Ke5
            • 3.e8Q+
              • 3...Kd5
                • 4.Qb5#
                • 4.Qe4#
                • 4.Qe6#
              • 3...Kxf5
                • 4.Qb5#

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).