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Re: ***Re: OVERVIEW: WG preference - action from telecon

From: Dan Connolly <connolly@w3.org>
Date: Tue, 04 Feb 2003 13:17:33 -0600
To: Deborah McGuinness <dlm@ksl.Stanford.EDU>
Cc: Ian Horrocks <horrocks@cs.man.ac.uk>, Jim Hendler <hendler@cs.umd.edu>, Frank van Harmelen <Frank.van.Harmelen@cs.vu.nl>, webont <www-webont-wg@w3.org>
Message-id: <1044386253.13420.210.camel@dirk.dm93.org>

On Tue, 2003-02-04 at 11:20, Deborah McGuinness wrote:
> I think Ian's statement is in contradiction with Jims message to me that says
> "The discussion
> of this feature can look liek the discussion of the other features
> that have restrictions in lite - i.e. the paragraph just says
> smething like "can only be used with named classes" (oe however that
> is made clear in the Overview)."
> 
> I understood the decision to add intersection of named classes only and I stated
> in the Overview
> that one had to name classes for restrictions.
> I thought one reason we did named classes was so that systems like protege could
> handle this feature.
> 
> We need clarification on this immediately.
> I think it should stay named classes only so that systems like protege and
> ontolingua that do not have support for unnamed restrictions without gensymed
> terms can support owl lite more easily.
> if it was really is intersection of named classes and unnamed restrictions the
> overview can be updated quickly but Frank and I need email asap with the group
> answer.

I presume there's an answer in AS&S for the careful reader...
but this seems to merit a test case or two regardless, so that
folks working on protoge etc. will get black-and-white
clarification.


> 
> thanks,
> deborah
> 
> Ian Horrocks wrote:
> 
> > On February 3, Deborah McGuinness writes:
> > >
> > > thx for the message.
> > > I  did not receive info about a publish date of today and unfortunately was
> > > out of the office until today.  I received the email about adding
> > > intersection to the overview document.
> > > I will take write lock do 3 things - welty's comments, horan's comments, and
> > >
> > > to be very clear - intersection of named classes ONLY - to owl lite.
> >
> > This isn't correct. What is supported in owl lite is intersections of
> > named classes AND RESTRICTIONS.
> >
> > Ian
> 
> --
>  Deborah L. McGuinness
>  Knowledge Systems Laboratory
>  Gates Computer Science Building, 2A Room 241
>  Stanford University, Stanford, CA 94305-9020
>  email: dlm@ksl.stanford.edu
>  URL: http://ksl.stanford.edu/people/dlm
>  (voice) 650 723 9770    (stanford fax) 650 725 5850   (computer fax)  801 705
> 0941
-- 
Dan Connolly, W3C http://www.w3.org/People/Connolly/
Received on Tuesday, 4 February 2003 14:18:11 GMT

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