Re: RDF and xml:base

Graham Klyne wrote:


> FWIW, I think xml:base helps RDF out in what is otherwise a problem area.
...
>
> Not every RDF statement is necessarily contained in a Web resource;  i.e.
> may be not contained in a URI-addressable document.  Specifically, RDF
> statements may be contained in a transient protocol element.  (Similar
> considerations may apply if RDF is read from a pipe or TCP connection.)
>
> Under these circumstances, there is some confusion about the meaning and
> usability of rdf:ID= to identify an RDF resource.  I think the confusion
> can be resolved if an xml:base attribute is used to create a base URI for
> such cases.  It may be necessary to check the definition of rdf:ID to be
> sure that xml:base applies.
>

This is an outstanding point, and as a result "xml:base" support should
be -required-.

-Jonathan