Problem Display
PID: 155504 (3R4/P3k3/1nKR3p/1pp4p/5N2/2p5/3p1P2/3r1B2 w - - 0 1)

Carpenter, George Edward

Pittsburgh Leader, 1913

(First published on Sun Jun 15 1913)

3R4/P3k3/1nKR3p/1pp4p/5N2/2p5/3p1P2/3r1B2

#4

7 + 9


14907 Good Companion Chess Problem Club 1916

SOLUTION


  • SOUND
  • Keys
    • 1.Rf6!
      • threat
        • 2.Rff8
          • threat
            • 3.Rde8#
        • 2.Rdf8
          • threat
            • 3.Sg6#
            • 3.R6f7#
      • 1...Kxf6
        • 2.Rf8+
          • 2...Ke5
            • 3.Sg6+
              • 3...Kd4
                • 4.Rf4#
              • 3...Ke4
                • 4.Rf4#
              • 3...Ke6
                • 4.Bh3#
          • 2...Kg5
            • 3.Se6+
              • 3...Kg4
                • 4.Rf4#
              • 3...Kh4
                • 4.Rf4#
              • 3...Kg6
                • 4.Bd3#
          • 2...Ke7
            • 3.Sg6+
              • 3...Ke6
                • 4.Bh3#
          • 2...Kg7
            • 3.Se6+
              • 3...Kg6
                • 4.Bd3#
              • 3...Kh7
                • 4.Bd3#
      • 1...Kxd8
        • 2.Rf8+
          • 2...Ke7
            • 3.Sg6+
              • 3...Ke6
                • 4.Bh3#
      • 1...Re1
        • 2.Rff8
          • threat
            • 3.Rde8#
          • 2...Re6+
            • 3.Sxe6
              • threat
                • 4.Rde8#
              • 3...Kxe6
                • 4.Rde8#
      • 1...Sd7
        • 2.Sd5+
          • 2...Kxd8
            • 3.Rf8+
              • 3...Sxf8
                • 4.a8Q#
                • 4.a8R#
            • 3.a8Q+
              • 3...Sb8+
                • 4.Qxb8#
            • 3.a8R+
              • 3...Sb8+
                • 4.Rxb8#
        • 2.Re6+
          • 2...Kf7
            • 3.Rxd7+
              • 3...Kf8
                • 4.a8Q#
                • 4.a8R#
              • 3...Kg8
                • 4.Re8#
                • 4.a8Q#
                • 4.a8R#
          • 2...Kxd8
            • 3.a8Q+
              • 3...Sb8+
                • 4.Qxb8#
            • 3.a8R+
              • 3...Sb8+
                • 4.Rxb8#
        • 2.Rdf8
          • threat
            • 3.Sd5#
            • 3.Sg6#
            • 3.R6f7#
          • 2...Se5+
            • 3.Kc7
              • threat
                • 4.Sd5#
              • 3...Sf7
                • 4.R6xf7#
          • 2...Sb8+
            • 3.axb8Q
              • threat
                • 4.Sd5#
                • 4.Sg6#
                • 4.Re6#
                • 4.R6f7#
                • 4.R8f7#
                • 4.Qe5#
                • 4.Qd6#
                • 4.Qa7#
                • 4.Qc7#
                • 4.Qb7#
                • 4.Qd8#
                • 4.Qe8#
            • 3.axb8S
              • threat
                • 4.Sd5#
                • 4.Sg6#
                • 4.R6f7#
            • 3.axb8B
              • threat
                • 4.Sd5#
                • 4.Sg6#
                • 4.Bd6#
                • 4.R6f7#
            • 3.axb8R
              • threat
                • 4.Sd5#
                • 4.Sg6#
                • 4.Re6#
                • 4.R6f7#
                • 4.Rb7#
                • 4.Rbe8#
                • 4.R8f7#
            • 3.Kd5
              • threat
                • 4.R6f7#
              • 3...Kd7
                • 4.R6f7#
          • 2...Sxf6
            • 3.a8Q
              • threat
                • 4.Qd8#
              • 3...Se8
                • 4.Qxe8#
          • 2...Sxf8
            • 3.Sd5+
              • 3...Kd8
                • 4.Rxf8#
                • 4.a8Q#
                • 4.a8R#
              • 3...Ke8
                • 4.a8Q#
                • 4.a8R#

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).