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RE: [closed] williams-01, What is a node in an RDF graph?

From: Graham Klyne <gk@ninebynine.org>
Date: Tue, 06 May 2003 13:57:40 +0100
Message-Id: <5.1.0.14.2.20030506134704.01e41db0@127.0.0.1>
To: "Williams, Stuart" <skw@hplb.hpl.hp.com>
Cc: www-rdf-comments@w3.org

Stuart,

At 11:53 06/05/2003 +0100, Williams, Stuart wrote:
>Graham,
>
>Apologies for the delay in responding...
>
>I have taken a look at the wording in [1] which appears to be the WGs
>resolution referenced from [2] (the full reference to [1] seems absent from
>[2]).

Er, yes... "msg 0199" was a shorthand reference to same.


>The proposal at [1] does address my comment.
>
>I do have a question about the second paragraph of section 3.1:
>
>  " A URI reference or literal used as a node identifies what that node
>    represents.  A URI reference used as a predicate identifies the
>    relationship between the nodes it connects.  A predicate URI reference
>may
>    also be a node in the graph."
>
>Given the first sentence, does a predicate identify a relationship between
>the connected graph nodes (which is what the 2nd sentence says), or between
>the things that the connected nodes represent?

Ouch!

(I assume you mean 2nd para, section 3.2 in the proposed wording?)

So I think that should be something like:
[[
A URI reference or literal used as a node identifies what that node
represents.  A URI reference used as a predicate identifies a
relationship between things represented by the nodes it connects.
]]

#g

>Thanks
>
>Stuart
>--
>[1] http://lists.w3.org/Archives/Public/w3c-rdfcore-wg/2003Apr/0199.html
>[2] http://lists.w3.org/Archives/Public/w3c-rdfcore-wg/2003Apr/0207.html
>
> > -----Original Message-----
> > From: Graham Klyne [mailto:gk@ninebynine.org]
> > Sent: 30 April 2003 09:17
> > To: Stuart Williams
> > Cc: www-rdf-comments@w3.org
> > Subject: [closed] williams-01, What is a node in an RDF graph?
> >
> >
> > Stuart,
> >
> > With reference to:
> >     http://www.w3.org/2001/sw/RDFCore/20030123-issues/#williams-01
> >
> > The RDFcore working group have considered your comment:
> >
>    http://lists.w3.org/Archives/Public/www-rdf-comments/2003JanMar/0238.html
>
>suggesting that "Nodes in an RDF are ... labelled with a URI Reference
>...".   We recognize that the terminology used has been inconsistent, and
>have resolved:
>
>    http://lists.w3.org/Archives/Public/w3c-rdfcore-wg/2003Apr/0207.html
>
>to revise the terminology consistently in a different way to that you
>suggest, viz. that URI References *are* nodes in an RDF graph, in line with
>the terminology articulated by Pat Hayes [1].
>
>[1] http://lists.w3.org/Archives/Public/w3c-rdfcore-wg/2003Feb/0152.html
>
>(I also note that the description of abstract graph syntax in section 6 of
>Concepts is
>already consistent with this terminology.)
>
>Can you please respond to <www-rdf-comments@w3.org> indicating whether this
>response is satisfactory.  Thank you.
>
>#g
>
>
>-------------------
>Graham Klyne
><GK@NineByNine.org>
>PGP: 0FAA 69FF C083 000B A2E9  A131 01B9 1C7A DBCA CB5E

-------------------
Graham Klyne
<GK@NineByNine.org>
PGP: 0FAA 69FF C083 000B A2E9  A131 01B9 1C7A DBCA CB5E
Received on Tuesday, 6 May 2003 16:25:16 GMT

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