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RE: annotation properties

From: Michel_Dumontier <Michel_Dumontier@carleton.ca>
Date: Wed, 11 Jul 2007 20:40:24 -0400
To: bparsia@cs.man.ac.uk
Cc: Owl Dev <public-owl-dev@w3.org>
Message-id: <AB349814F1ECB143A5D4CD29C7A64569017BF256@CCSEXB10.CUNET.CARLETON.CA>

Bijan,

The most likely explanation is garble in the reporting.  All I want is my annotation properties back ;-)

Thanks!

-=Michel=-
 

> -----Original Message-----
> From: Bijan Parsia [mailto:bparsia@cs.man.ac.uk]
> Sent: Wednesday, July 11, 2007 6:57 PM
> To: Michel_Dumontier
> Cc: Owl Dev; Matthew Horridge
> Subject: Re: annotation properties
> 
> On Jul 11, 2007, at 10:17 PM, Michel_Dumontier wrote:
> 
> > Hi,
> >
> > I downloaded the latest Prot¨¦g¨¦ 4 so as to further enhance my
> > ontologies with new OWL 1.1 features, and have found myself
> > wondering why I can¡¯t specify or use my OWL 1.0 defined annotation
> > properties. In brief conversations with Matthew Horridge, he¡¯s told
> > me something along the lines that OWL 1.1 calls for annotation URIs
> > rather than annotation properties as they were previously defined.
> Something in your recounting isn't right (I know know whether it was
> a mis-statement by Matt or a garble in the reporting). In the mapping
> to RDF, annotationUris get mapped to annotation properties:
> 	http://www.webont.org/owl/1.1/rdf_mapping.html
> 
> 	annotationURI
> gets mapped to:
> 	annotationURI rdf:type owl:AnnotationProperty
> 
> Annotation assertions:
> 
> 	EntityAnnotation(OWLClass(cID)
>    		Annotation(apID1 ct1) ... Annotation(apIDn ctn))
> 
> get mapped to
> 	dID T(apIDi) T(cti)   1 ¡Ü i ¡Ü n
> 
> (hmm. Something a bit wacked in this table entry; been a while since
> I worked with the mapping doc but I presume the subject of the
> triples is implied...oh I see, there are some cut and paste errors.
> Replace dID with cID.
> 
> So, let's follow the translation
> 	EntityAnnotation(OWLClass(Person)
> 		Annotation(dc:creator "Bijan"))
> So, we make a new annotation triple:
> 	dc:creator rdf:type owl:AnnotationProperty
> 
> Then translate the content
> 	Person dc:creator :Bijan.
> 	Person rdf:type owl:Class.
> 
> >  I thought it was agreed that OWL 1.0 documents would be valid OWL
> > 1.1 documents¡­ what¡¯s going on here?
> 
> That is the goal; there may be bugs and misunderstandings. If you
> find a bug in the specs (e.g., an OWL DL ontology that is not an OWL
> 1.1 ontology), please file an issue on it:
> 	http://code.google.com/p/owl1-1/issues/list
> 
> (I just did on the above typo.)
> 
> Cheers,
> Bijan.
Received on Thursday, 12 July 2007 00:40:47 GMT

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