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Re: "ObjectProperty" and "DatatypeProperty"

From: Jim Hendler <hendler@cs.umd.edu>
Date: Fri, 18 Jul 2003 17:16:42 -0400
Message-Id: <p05200f08bb3e1417a657@[]>
To: "Kevin D. Keck" <kdkeck@lbl.gov>
Cc: public-webont-comments@w3.org

At 2:09 PM -0700 7/18/03, Kevin D. Keck wrote:
>Sure, I'll move the naming discussion to the rdf-logic list, but that was only
>the first part of my comment.
>The second was that I, at least, was confused about whether (in OWL-DL)
>owl:Class'es are owl:Thing's. I thought the idea is that they're not, but then
>I came across the "Class instances are all OWL objects" statement (AS&S, Sec
>5.2, see below). What does this mean? Does this mean owl:Class'es _are_
>owl:Things? Or does it mean they're both in the range of owl:ObjectProperty
>(contrary to the range given)? And if not, then what subclass of Property
>includes rdf:type? Some class there's no name for?
>Kevin D. Keck

Kevin - thanks, I missed that part in skimming through - I've asked 
the S&AS editors to send you a reply - JH

Professor James Hendler				  hendler@cs.umd.edu
Director, Semantic Web and Agent Technologies	  301-405-2696
Maryland Information and Network Dynamics Lab.	  301-405-6707 (Fax)
Univ of Maryland, College Park, MD 20742	  *** 240-277-3388 (Cell)
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Received on Friday, 18 July 2003 17:16:45 UTC

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