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Re: Last Call comments on RDFa Core (Issue-86)

From: Ivan Herman <ivan@w3.org>
Date: Mon, 13 Dec 2010 13:42:32 +0100
Cc: public-rdfa-wg@w3.org, Toby Inkster <tai@g5n.co.uk>
Message-Id: <4FB29901-6315-4D3C-94A2-0B25050C1C11@w3.org>
To: Harry Halpin <hhalpin@w3.org>

On Dec 13, 2010, at 13:12 , Toby Inkster wrote:

> On Mon, 2010-12-13 at 11:19 +0000, Harry Halpin wrote:
>> To my knowledge, I have not seen a single halfway convincing usecase
>> where there is a reason why you would want to 'mention' a URI, i.e.
>> refer to it as a literal or xsd string. 
> 
> Given the following:
> 
> ###
> @prefix con: <http://www.w3.org/2000/10/swap/pim/contact#> .
> @prefix owl: <http://www.w3.org/2002/07/owl#> .
> 
> <http://www.w3.org/People/Berners-Lee/card#i>
> 	con:preferredURI <http://www.w3.org/People/Berners-Lee/card#i> ;
> 	owl:sameAs <http://identi.ca/user/45563> .
> ###
> 
> An OWL-capable processor can make the following conclusion:
> 
> ###
> @prefix con: <http://www.w3.org/2000/10/swap/pim/contact#> .
> 
> <http://www.w3.org/People/Berners-Lee/card#i>
> 	con:preferredURI <http://identi.ca/user/45563> .
> ###
> 
> However, given:
> 
> ###
> @prefix con: <http://www.w3.org/2000/10/swap/pim/contact#> .
> @prefix owl: <http://www.w3.org/2002/07/owl#> .
> 
> <http://www.w3.org/People/Berners-Lee/card#i>
> 	con:preferredURI "http://www.w3.org/People/Berners-Lee/card#i" ;
> 	owl:sameAs <http://identi.ca/user/45563> .
> ###
> 
> It will not come to a mistaken conclusion about what timbl's preferred
> URI for himself is.
> 
> -- 
> Toby A Inkster
> <mailto:mail@tobyinkster.co.uk>
> <http://tobyinkster.co.uk>
> 
> 


----
Ivan Herman, W3C Semantic Web Activity Lead
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Received on Monday, 13 December 2010 12:39:38 UTC

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