W3C home > Mailing lists > Public > www-rdf-interest@w3.org > April 2002

Re: silly question about rdf:about

From: Uche Ogbuji <uche.ogbuji@fourthought.com>
Date: Mon, 15 Apr 2002 07:48:11 -0600
Message-Id: <200204151348.g3FDmBU19412@localhost.localdomain>
To: www-rdf-interest@w3.org
> Uche Ogbuji wrote,
> > Lars Marius Garshol wrote,
> > > I think Nikita is right. If you look at the RDF currently being
> > > published, most of it (if not all), uses http URIs to point to 
> > > things that are not network-retrievable resources.
> >
> > I disagree.  Do you have some citations?  I don't think I've ever 
> > heard an RDF person put up a URI and say "this is a person".  I 
> > don't think I've ever seen the equivalent of this in any RDF 
> > examples, either.
> How about this one from the M+S REC itself,
>   <rdf:RDF>
>     <rdf:Description about="http://www.w3.org/Home/Lassila">
>       <s:Creator rdf:resource="http://www.w3.org/staffId/85740"/>
>     </rdf:Description>
>     <rdf:Description about="http://www.w3.org/staffId/85740">
>       <v:Name>Ora Lassila</v:Name>
>       <v:Email>lassila@w3.org</v:Email>
>     </rdf:Description>
>   </rdf:RDF>
> which according to the text in sec. 2.1 is asserting,
>   The individual referred to by employee id 85740 is named Ora Lassila 
>   and has the email address lassila@w3.org. The resource 
>   http://www.w3.org/Home/Lassila was created by this individual.
> IOW, http://www.w3.org/staffId/85740 denotes Ora Lassila, the person.

Did you just skip *all* the discussion that preceded this example?

This particular discussion, in effect, was there to establish the agreement 
that http://www.w3.org/staffId/85740 could stand in for the person, and this 
assignment is not a property of the URI itself (i.e. without this prior 

So I think your counter-example is broken, for exactly the reasons I've been 
homing in on in this thread.

Uche Ogbuji                   Principal Consultant     Fourthought, Inc.
uche.ogbuji@fourthought.com   http://Fourthought.com   +1 720 320 2046
XML strategy, XML tools (http://4Suite.org), knowledge management
Track chair, XML/Web Services One (San Jose, Boston): 
Managing structured Web service metadata - http://www-106.ibm.com/developerwork
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XML, The Model Driven Architecture, and RDF @ XML Europe - 
Received on Monday, 15 April 2002 10:31:53 UTC

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