Re: [OK] Re: [OK?] Re: comments on "SPARQL Query Language for RDF" (Non-respect for RDF Semantics)

From: Enrico Franconi <franconi@inf.unibz.it>
Subject: Re: [OK] Re: [OK?] Re: comments on "SPARQL Query Language for RDF" (Non-respect for RDF Semantics)
Date: Tue, 7 Mar 2006 00:43:21 +0100

> On 7 Mar 2006, at 00:26, Peter F. Patel-Schneider wrote:
> >>> (This also depends on just how the scoping graph is determined.)
> >>
> >> Mmhh, I'd say that it does not depend on that: the answer is uniquely
> >> determined up to bnode renaming. Why are you saying that?
> >
> > Well, changing the scoping graph can change the permissable  
> > answers, or at
> > least that is what I believe based on the SPARL documents.
> 
> The scoping graph is always isomorphic to the original dataset - the  
> only things that may change are the names of the bnodes. This has no  
> effect on the answer set, apart from having possibly different bnode  
> names.
> 
> --e.

Sorry, I meant scoping *set*.

peter

Received on Tuesday, 7 March 2006 13:13:03 UTC