Problem Display
PID: 197211 (7k/p6P/1pp2p1K/2r2Np1/1Q1p2p1/6bn/1pP1n2P/2Br4 w - - 0 1)

Klinke, Arthur

Arbeiter Schachzeitung, 1920

7k/p6P/1pp2p1K/2r2Np1/1Q1p2p1/6bn/1pP1n2P/2Br4

#4

7 + 14


6490 yacpdb 2019

SOLUTION


  • SOUND
  • Keys
    • 1.Qc4!
      • threat
        • 2.Qg8#
      • 1...Rxc4
        • 2.Bf4
          • threat
            • 3.Sd6
              • threat
                • 4.Sf7#
          • 2...Bxf4
            • 3.Se7
              • threat
                • 4.Sg6#
          • 2...gxf4
            • 3.Se7
              • threat
                • 4.Sg6#
      • 1...Rd5
        • 2.Qxc6
          • threat
            • 3.Qe8#
            • 3.Qxf6#
          • 2...Rd7
            • 3.Qxf6+
              • 3...Rg7
                • 4.Qxg7#
            • 3.Qc8+
              • 3...Rd8
                • 4.Qxd8#
            • 3.Qxd7
              • threat
                • 4.Qc8#
                • 4.Qe8#
                • 4.Qg7#
                • 4.Qd8#
          • 2...Bd6
            • 3.Qe8+
              • 3...Bf8+
                • 4.Qxf8#
            • 3.Qc8+
              • 3...Bf8+
                • 4.Qxf8#
            • 3.Sxd6
              • threat
                • 4.Sf7#
                • 4.Qa8#
                • 4.Qe8#
                • 4.Qc8#
        • 2.Se7
          • threat
            • 3.Sg6#
          • 2...Sef4
            • 3.Qxc6
              • threat
                • 4.Qe8#
                • 4.Qxf6#
              • 3...Se6
                • 4.Sg6#
          • 2...Shf4
            • 3.Qxc6
              • threat
                • 4.Qe8#
                • 4.Qxf6#
              • 3...Se6
                • 4.Sg6#

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).