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Re: resources and URIs

From: Tim Berners-Lee <timbl@w3.org>
Date: Thu, 17 Jul 2003 11:18:03 -0400
Cc: pat hayes <phayes@ihmc.us>, www-tag@w3.org, Pat Hayes <phayes@ai.uwf.edu>
To: "Williams, Stuart" <skw@hp.com>
Message-Id: <DC346EF8-B869-11D7-B920-000393914268@w3.org>


On Thursday, Jul 17, 2003, at 07:52 US/Eastern, Williams, Stuart wrote:

> Indeed... "RDF/XML Syntax Specification Revised" [1] gives number of
> examples that contain what I think Tim would regard as 'illegal'  
> references.
>
> Figure 1 contains the following URI References as property names:
>
> 	http://www.example.org/terms/editor
> 	http://www.example.org/terms/homePage
> 	http://purl.org/dc/elements/1.1/title
> 	http://www.example.org/terms/fullName

alas.


> Stuart
> --
> [1]
> http://www.w3.org/TR/2003/WD-rdf-syntax-grammar-20030123/#section- 
> Syntax-nod
> e-property-elements
>
>> -----Original Message-----
>> From: Williams, Stuart [mailto:skw@hp.com]
>> Sent: 17 July 2003 12:32
>> To: 'Tim Berners-Lee'; pat hayes
>> Cc: www-tag@w3.org; Pat Hayes
>> Subject: RE: resources and URIs
>>
>>
>>
>> Tim (or Pat),
>>
>>> No, that would be illegal by my way of thinking.
>>> http://chandra.harvard.edu/NGC/ngc1068 is an information resource.
>>> You would expect
>>>
>>>
>>> <rdf:Description
>>> rdf:about="http://chandra.harvard.edu/NGC#ngc1068"
>>> rdf:type="http://chandra.harvard.edu/AOtype/Activegalaxy7"
>>> </rdf:Description>
>>>
>>> or, in the http://chandra.harvard.edu/NGC information ressource,,
>>>
>>> <rdf:Description
>>> rdf:about="#ngc1068"
>>> rdf:type="http://chandra.harvard.edu/AOtype/Activegalaxy7"
>>> </rdf:Description>
>>>
>>> where you can see that local identifiers can be used to refer
>>> to abstract things, because that is what the RDF language
>> spec says.
>>
>> Can you provide a reference to what the RDF language spec
>> actually says on this topic, I'd like to read it for myself.
>>
>> I was under there impression that RDF gave URI References
>> (2396 terminology) an entirely opaque treatment.
>>
>> Thanks,
>>
>> Stuart
>> --
>>
Received on Thursday, 17 July 2003 11:18:10 UTC

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