AW: Difference Between rdf:about And rdf:ID?

> I am looking for a deffinitive explanation of the difference.
> It seems like
> about only takes filly qualified URIs and ID doesn't.  My
> question is is
> what is the dfference between:
>
> <somens:SomeClass rdf:about="http:///www.someont.org#AnInstance">
>
> and
>
>
> <somens:SomeClass rdf:ID="AnInstance">
>
> ?
>
> I'm assuming that this is in OWL and that I'm trying to
> instance the class
> somens:SomeClass.
>
The semantics of both are equal. If you apply the abbreviation,
xml:base="http://www.someont.org" will be included in the namespace
area. Than you are able to write rdf:ID="AnInstance" in your RDF Model.
Parsers solve that in "http://www.someont.org#AnInstance".