Problem Display
PID: 78307 (8/8/4B3/3N1N2/4k3/4B3/4K3/8 w - - 0 1)

Brown, Reginald A

Chess Problems (Rayner), 1844

8/8/4B3/3N1N2/4k3/4B3/4K3/8

#4

5 + 1


SOLUTION


  • COOKED
  • Keys
    • 1.Sf4!
      • 1...Ke5
        • 2.Kf3
          • 2...Kf6
            • 3.Bf2
              • 3...Ke5
                • 4.Bd4#
              • 3...Kg5
                • 4.Bh4#
            • 3.Bc5
              • 3...Ke5
                • 4.Bd4#
              • 3...Kg5
                • 4.Be7#
            • 3.Bb6
              • 3...Ke5
                • 4.Bd4#
              • 3...Kg5
                • 4.Bd8#
    • 1.Sde7!
      • 1...Ke5
        • 2.Bd5
          • 2...Kf6
            • 3.Kf3
              • 3...Ke5
                • 4.Bd4#
    • 1.Sd4!
      • 1...Ke5
        • 2.Kd3
          • 2...Kd6
            • 3.Bc1
              • 3...Kc5
                • 4.Ba3#
              • 3...Ke5
                • 4.Bf4#
            • 3.Bd2
              • 3...Kc5
                • 4.Bb4#
              • 3...Ke5
                • 4.Bf4#
            • 3.Bg5
              • 3...Kc5
                • 4.Be7#
              • 3...Ke5
                • 4.Bf4#
            • 3.Bh6
              • 3...Kc5
                • 4.Bf8#
              • 3...Ke5
                • 4.Bf4#
    • 1.Sfe7!
      • 1...Ke5
        • 2.Bf5
          • 2...Kd6
            • 3.Kd3
              • 3...Ke5
                • 4.Bf4#

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).