Re: Multiple (conflicting) rdfs:range properties from ewallace@cme.nist.gov on 2006-07-20 (www-rdf-interest@w3.org from July 2006)

From: <ewallace@cme.nist.gov>
Date: Thu, 20 Jul 2006 13:21:50 -0400 (EDT)
To: alexander.pohoyda@gmx.net, fmanola@acm.org
Cc: www-rdf-interest@w3.org
Message-Id: <200607201721.NAA17624@clue.mel.nist.gov>

Frank Manola wrote:

>For there to be a problem with a resource being both an instance of both 
>the rdfs:Literal and my:Class1 classes, there would have to be an *RDFS* 
>condition saying that rdfs:Literal was disjoint from other RDFS classes. 
>  But there is no such condition in RDFS.

Of course, OWL DL does have category disjointness conditions.  Hence
the example given is not valid OWL DL.

-Evan

Evan K. Wallace
Manufacturing Systems Integration Division
NIST

Received on Thursday, 20 July 2006 17:22:37 UTC