TASX document grammar

Quite frequently the TASX data format was used for the annotation. This is the document grammar in DTD format for the TASX format.

<!--  
	tasx DTD 28.8.2002
	Version 0.6

	Dr. Ulrike Gut, 
	Dr. Jan-Torsten Milde,
        Thorsten Trippel

	Universitaet Bielefeld
	Fakult� fr Linguistik und Literaturwissenschaft
-->

<!-- ENTITIES -->

<!-- session besteht aus beliebig vielen Schichten und -->
<!-- einer globalen Kommentarebene -->
<!ELEMENT tasx 	        (session+)>
<!ELEMENT session 	((meta*, layer)*)>
                        
<!-- Beschreibungschicht -->
<!ELEMENT layer		((meta*, event)*)>
<!ELEMENT event		(#PCDATA|meta*)>

<!-- Metadaten -->
<!ELEMENT meta	        (desc*)>
<!ELEMENT desc		(name,val)>
<!ELEMENT name		(#PCDATA)>
<!ELEMENT val		(#PCDATA)>

<!-- ATTRBUTES -->
<!ATTLIST meta
         m-id CDATA #REQUIRED
         access CDATA #IMPLIED
         level CDATA #IMPLIED
>

<!ATTLIST session
         s-id CDATA #REQUIRED
         day NUMBER #REQUIRED
         month NUMBER #REQUIRED
         year NUMBER #REQUIRED
>

<!ATTLIST layer
         l-id CDATA #REQUIRED
>

<!ATTLIST event
         e-id CDATA #REQUIRED
         start CDATA #REQUIRED
         end CDATA #REQUIRED
         mid NUMBER #IMPLIED
         len NUMBER #IMPLIED
>