Re: Graph-State Resources (was Re: graphs and documents Re: [ALL] agenda telecon 14 Dec)

Sorry. I know it is *possible*. I wondered if anyone seriously contemplated an actual case where this might happen, other than to prove an academic point. Put another way, are there any 'natural' examples of something that people might reasonably do where this would happen.

Pat

On Dec 19, 2011, at 7:46 PM, Jeremy Carroll wrote:

> On 12/19/2011 4:46 PM, Pat Hayes wrote:
>> On Dec 19, 2011, at 4:32 PM, Richard Cyganiak wrote:
>> 
>>> 
>>> I don't think so. log:semantics depends on retrieval of a representation, and the result of that action may be different for different clients with different configuration, different network location, or different access credentials.
>>> 
>>> Content negotiation by language is a nice example where the same client in the same network location and same access credentials would receive different representations, and hence different log:semantics, based on user configuration.
>> ? IS it obvious that it would be different? The object of log:semantics is the RDF graph that the retrieved representation parses into, not the representation itself. Are there cases where content negotiation would give a different RDF graph from the same resource? (Genuine question, not rhetoric.)
>> 
>> 
> 
> Yes.
> 
> e.g. put a foo.rdf and a foo.ttl in a directory on an appropriately configured apache web server
> ensure the two files contain non-isomorphic graphs, one in RDF/XML and one in Turtle
> 
> retrieve using two different user agents (browser etc) one configured to prefer RDF/XML the other to prefer Turtle
> 
> 
> Jeremy
> 
> 
> 

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Received on Tuesday, 20 December 2011 03:59:28 UTC