Problem Display
PID: 177337 (Kb6/1N5b/p6r/2N5/PkpR4/3p4/1P1p2P1/3B1R2 w - - 0 1)

Johandl, Alois

Schach-Echo, 1965

Kb6/1N5b/p6r/2N5/PkpR4/3p4/1P1p2P1/3B1R2

#4

9 + 8


6490 yacpdb 2018

SOLUTION


  • SOUND
  • Keys
    • 1.Bb3!
      • threat
        • 2.Rxc4#
      • 1...Rh4
        • 2.Rf6
          • threat
            • 3.Rb6#
          • 2...Bd6
            • 3.Rfxd6
              • threat
                • 4.Rb6#
              • 3...Rh6
                • 4.Rxc4#
          • 2...Ba7
            • 3.Kxa7
              • threat
                • 4.Rb6#
              • 3...Rh6
                • 4.Rxc4#
          • 2...Bc7
            • 3.Bd1
              • threat
                • 4.Sxa6#
              • 3...a5
                • 4.Sa6#
        • 2.g4
          • threat
            • 3.Rxc4#
          • 2...Rxg4
            • 3.Bd1
              • threat
                • 4.Sxa6#
              • 3...Rg6
                • 4.Sxd3#
              • 3...a5
                • 4.Sa6#
          • 2...Bg8
            • 3.Bd1
              • threat
                • 4.Sxd3#
                • 4.Sxa6#
      • 1...Bg8
        • 2.Rf7
          • threat
            • 3.Rxc4#
          • 2...Bxf7
            • 3.Bd1
              • threat
                • 4.Sxd3#
              • 3...Rh3
                • 4.Sxa6#
              • 3...Bg6
                • 4.Sxa6#
          • 2...Rh4
            • 3.Bd1
              • threat
                • 4.Sxd3#
                • 4.Sxa6#

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).