- 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>
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 UTC