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Re: RDF vocabulary definitions

From: Sandro Hawke <sandro@w3.org>
Date: Wed, 20 Nov 2002 10:01:57 -0500
Message-Id: <200211201502.gAKF1vu02049@roman.hawke.org>
To: David Menendez <zednenem@psualum.com>
cc: www-rdf-interest@w3.org

> At 10:48 PM -0500 2002-11-19, Sandro Hawke wrote:
> >These are true though, I think:
> >
> >   x rdf:type rdfs:Property.  
> >   iff
> >   x rdfs:subPropertyOf rdfs:Property.
> >
> >and
> >
> >   x rdf:type rdfs:Class. 
> >   iff
> >   x rdfs:subClassOf rdfs:Resource.
> >
> >and that little asymmetry was confusing me.
> 
> The second implication is true (it's rdfs7a), but I don't believe the 
> first one is. As far as I'm aware, rdf:Property is a class, not a 
> property, so it wouldn't have sub-properties.

Of course you're right again.   I give up.   :-)    (I really
shouldn't try to do think when I'm sitting in meetings.)

(Is there a name for the Property which all Properties are
sub-properties of?    I've heard people joke that it's rdfs:seeAlso,
but is it defined as something?)

     -- sandro
Received on Wednesday, 20 November 2002 10:02:25 GMT

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