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Re: Wording change (was : Re: Final text for Basic Graph Patterns)

From: Enrico Franconi <franconi@inf.unibz.it>
Date: Thu, 19 Jan 2006 23:38:00 +0100
Message-Id: <4157C320-DC19-44CA-A7C9-11FF002E1198@inf.unibz.it>
Cc: Pat Hayes <phayes@ihmc.us>, RDF Data Access Working Group <public-rdf-dawg@w3.org>
To: Enrico Franconi <franconi@inf.unibz.it>


On 19 Jan 2006, at 23:32, Enrico Franconi wrote:
>> Im happy to have some prose pointing out that simple entailment is  
>> nothing more than structural matching to a subgraph, allowing for  
>> instances to bnodes; and emphasizing that nothing that is not  
>> already in the actual graph needs to be inferred or constructed,  
>> even implicitly. This is pretty much a restating of the  
>> interpolation lemma (http://www.w3.org/TR/rdf-mt/#interplemmaprf)  
>> in the RDF semantics document.
>
> This is what more or less is already in my text in the  
> "implementational hint" part - but your formulation sounds partly  
> better.
> However, note that your current text does *not* provide for this  
> obviously expected equivalence.

I am wrong, it does, actually.

It does not characterise the told bnodes extension, which is another  
story, though.

--e.
Received on Thursday, 19 January 2006 22:38:13 GMT

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