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Re: SPARQL semantics: open issues for basic query patterns

From: Enrico Franconi <franconi@inf.unibz.it>
Date: Tue, 27 Dec 2005 19:40:28 +0100
Message-Id: <32E01234-60C9-4C71-ADE5-39141C7E5AAD@inf.unibz.it>
Cc: "Peter F. Patel-Schneider" <pfps@research.bell-labs.com>
To: RDF Data Access Working Group <public-rdf-dawg@w3.org>


On 27 Dec 2005, at 19:37, Enrico Franconi wrote:
> a) in the document only 'simple entailment' is used. We want a
> parametric entailment, with simple, rdf, rdfs explicit at least, and
> owl-dl and owl possible. The argument here is that due to the infinite
> closure of RDF graphs (due to rdf:1, rdf:2, etc; or to the
> reification), this document would not even allow to have
> implementations that comply with the original RDF MT! Moreover, there
> are explicit requests about this in the SWBP WG, for example
> <http://lists.w3.org/Archives/Public/public-swbp-wg/2005Dec/0072>.

Please note that there is a simple non invasive mode to satisfy this  
requirement: just add at the beginning of the document a note saying  
that whenever simple entailment is mentioned, we could actually use  
also RDF, RDFS, OWL-DL entailemnts.

cheers
--e.
Received on Tuesday, 27 December 2005 18:47:25 GMT

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