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Re: Reference by description: blank nodes

From: Dave Reynolds <der@hplb.hpl.hp.com>
Date: Mon, 03 Nov 2003 11:31:46 +0000
Message-ID: <3FA63CA2.5090505@hplb.hpl.hp.com>
To: Dan Brickley <danbri@w3.org>
Cc: "Miles, AJ (Alistair) " <A.J.Miles@rl.ac.uk>, "Dave Beckett (E-mail)" <dave.beckett@bristol.ac.uk>, "'public-esw-thes@w3.org'" <public-esw-thes@w3.org>

Dan Brickley wrote:

> * Miles, AJ (Alistair)  <A.J.Miles@rl.ac.uk> [2003-10-29 18:21-0000]
> 
>>Cheers Dan.
>>
>>Can we cope with the situation where a B-Node may be uniquely identified not
>>by a single property, but by a combination of two (or more) properties?
>>
>>e.g. Concepts uniquely identified by a combination of soks:prefLabel and
>>rdfs:isDefinedBy properties.
> 
> 
> I'm not sure how to do that in OWL, or even whether it is possible.

I don't believe it is possible in OWL. In general OWL is quite limited in what 
it can do with cross-property constraints.

Dave
Received on Monday, 3 November 2003 06:32:26 UTC

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