Re: rdf:Property, reverse mapping, backwards compatibility

• From: Alan Ruttenberg <alanruttenberg@gmail.com>
• Date: Sat, 7 Jun 2008 09:39:51 -0400
• To: OWL Working Group WG <public-owl-wg@w3.org>
• Message-Id: <F68DDC5A-8C66-4D2D-9EDB-784BA7EC2757@gmail.com>

Same issue re: rdfs:Class.
-Alan
On Jun 7, 2008, at 9:28 AM, Alan Ruttenberg wrote:

> The reverse mapping only removes rdf:Property triples in the  
> presence of another property typing triple - a declaration, in the  
> same graph. This leads to a situation in which an OWL 1 ontology  
> which has x rdf:type rdf:property, and  x rdf:type  
> owl:ObjectProperty in the imports closure, valid in OWL 1, would be  
> considered syntactically invalid in OWL 2.
>
> The repair, I believe,  is to remove those rows that mention  
> rdf:Property  the reverse mapping in table 4 and simply say that  
> all triples x rdf:type rdf:Propery  are deleted.
>
> -Alan
>

Received on Saturday, 7 June 2008 13:40:29 UTC