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Re: WG: Cases in the new specification of RDF Schema

From: Steve Harris <S.W.Harris@ecs.soton.ac.uk>
Date: Fri, 11 Jun 2004 11:19:21 +0100
To: www-rdf-interest@w3.org
Message-ID: <20040611101921.GG13355@login.ecs.soton.ac.uk>

On Fri, Jun 11, 2004 at 12:13:30 +0200, Kianoush Eshaghi wrote:
> > 2. A Property would own multiple domains and rangs. It would like such
> > as following:
> >
> > <rdf:Property rdf:about="a">
> > 	<rdfs:domain rdf:resource="#A"/>
> > 	<rdfs:range    rdf:resource="#B"/>
> > 	<rdfs:domain rdf:resource="#C"/>
> > 	<rdfs:range    rdf:resource="#D"/>
> > 	...
> > 	...
> > </rdf:Property>
> 
> And this, but it probably doesnt mean what you think it does. It would
> make anything that was in the domain of 'a' a member of #A and #C.
> 
> My RDF Schema should assert that the domain of 'a' must contain only
> members of #A and #C, and the range of 'a' must contain only members of
> #B and #D.

Thats open to interpretation, most implemntations will place objects in
the range into those classes, rather than fail if they are not.

- Steve 
Received on Friday, 11 June 2004 06:19:25 GMT

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