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Re: axiom URIs

From: Pat Hayes <phayes@ihmc.us>
Date: Tue, 23 Jan 2007 10:12:24 -0600
Message-Id: <p06230902c1dbe3e173de@[]>
To: Bijan Parsia <bparsia@cs.man.ac.uk>
Cc: public-owl-dev@w3.org

>Oh, thinking about this some more reminded me of something.
>One (alternative) way to serialize axiom annotations would be to 
>embed them in XMLLiterals. Then it'd be quite easy to have URIs (or 
>not) for axioms (though this identity would be independent of the 

Why XMLLiterals? Why not use xsd:string literals? Probably they 
introduce fewer parsing problems; and all that the RDF has to do is 
not lose them, most of the time, since some external code will have 
to dig inside them to get the comment out anyway, no?

Just a thought.


>Of course, axioms with annotations right now are reified, offering 
>(in RDF/XML) easy ways of adding URIs. If it didn't get mapped to an 
>annotation, we'd have to add something to the functional syntax to 
>make this roundtrippable.
>I guess the advantage of the former over the latter in this context 
>is that it'd be more plausible to make it the default, in some 
>sense. At least, I find it so.
>The last time I went down this route (in OWL-S) it got ultimately 
>rejected because rdf toolkits don't seem to deal well with RDF in 
>literals. Too bad.

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Received on Tuesday, 23 January 2007 16:12:43 UTC

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