Problem Display
PID: 220918 (8/8/8/8/2R5/2R5/1p6/1k1K4 w - - 0 1)

Aistleitner, Franz

Deutsche Schachzeitung, 1986

8/8/8/8/2R5/2R5/1p6/1k1K4

#4

3 + 2


6490 yacpdb 2020

SOLUTION


  • SOUND
  • Keys
    • 1.Rb3!
      • 1...Ka1
        • 2.Kc2
          • threat
            • 3.Ra3#
            • 3.Ra4#
          • 2...b1Q+
            • 3.Rxb1+
              • 3...Ka2
                • 4.Ra4#
          • 2...b1B+
            • 3.Rxb1+
              • 3...Ka2
                • 4.Ra4#
          • 2...b1S
            • 3.Rxb1+
              • 3...Ka2
                • 4.Ra4#
            • 3.Ra4+
              • 3...Sa3+
                • 4.Rbxa3#
                • 4.Raxa3#
      • 1...Ka2
        • 2.Kc2
          • threat
            • 3.Ra4#
          • 2...b1Q+
            • 3.Rxb1
              • 3...Ka3
                • 4.Ra1#
          • 2...b1B+
            • 3.Rxb1
              • 3...Ka3
                • 4.Ra1#
          • 2...b1S
            • 3.Ra4+
              • 3...Sa3+
                • 4.Rbxa3#
                • 4.Raxa3#
            • 3.Rxb1
              • 3...Ka3
                • 4.Ra1#

FEATURES


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Implemented with HTML5, MySQL, Perl (with, inter alia, CGI::Simple, HTML::Template & XML::LibXML) & CSS/Javascript (jQuery, Bootstrap & DataTables).