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RE: PROV-ISSUE-277 (TLebo): Supporting property chains [Ontology]

From: Cresswell, Stephen <stephen.cresswell@tso.co.uk>
Date: Tue, 10 Apr 2012 15:42:28 +0100
Message-ID: <F22D0BFCDD4DDC44B92C4E24D751CB93010D9F9C@W3EXC017023.theso.co.uk>
To: "Graham Klyne" <Graham.Klyne@zoo.ox.ac.uk>
Cc: "Daniel Garijo" <dgarijo@delicias.dia.fi.upm.es>, <public-prov-wg@w3.org>
> -----Original Message-----
> From: Graham Klyne [mailto:Graham.Klyne@zoo.ox.ac.uk]
> Sent: 10 April 2012 13:54
> To: Cresswell, Stephen
> Cc: Daniel Garijo; public-prov-wg@w3.org
> Subject: Re: PROV-ISSUE-277 (TLebo): Supporting property chains
> On 10/04/2012 13:00, Cresswell, Stephen wrote:
> > However, I don't agree that the direction never matters, because it
> > matters in OWL property chain axioms, and it seems worthwhile to
> > property chains defined in the ontology and not just work around
> > SPARQL queries.
> Doesn't OWL allow use of inverse property expressions in property
> #g
> --


Yes, I see that you are right. That introduces a blank node as the
inverse property.

Stephen Cresswell

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Received on Tuesday, 10 April 2012 14:43:18 UTC

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