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Re: Expressiveness of OWL

From: Jeremy Carroll <jjc@hplb.hpl.hp.com>
Date: Fri, 30 Apr 2004 09:52:23 +0100
Message-ID: <409213C7.3050106@hplb.hpl.hp.com>
To: Varga Péter <pvarga@mit.bme.hu>
Cc: Graham Klyne <gk@ninebynine.org>, www-rdf-logic@w3.org

Varga Péter wrote:

> 
> Jeremy Caroll wrote:
> 
>>>Also excluded were unions and intersections of properties.
>>> (...)
>>>Note procedurally what happened was not that these things were considered
>>>and rejected but that our charter said start with DAML+OIL, D+O did not
>>>have these things and noone suggested adding them.
> 
(...)
> 
> This is the rationale I see behind excluding role expressions from OWL. And 
> this is why I think that -- allowing that it might have happened from mere 
> continguence (which, personally speaking, I do not believe:) -- it is a good 
> decisions (although I also suffer from it in my modeling practice:)
> 
> All the bests,
>  Peter


I agree that the rationales that Peter points to report the underlying 
causes. Daml+Oil, I believe, had been designed with such concerns in 
mind; also, for those additions that we did consider for OWL, such work 
was discussed.

Jeremy
Received on Friday, 30 April 2004 04:54:14 GMT

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