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Re: RDF Issue rdfms-identity-of-statements

From: Graham Klyne <GK@ninebynine.org>
Date: Mon, 11 Mar 2002 21:15:04 +0000
Message-Id: <5.1.0.14.2.20020311211356.03bccec0@joy.songbird.com>
To: Brian McBride <bwm@hplb.hpl.hp.com>
Cc: www-rdf-comments@w3.org
This is fine for me.  (I think my original comment has been rather 
overtaken by developments.)

#g
--

At 02:50 PM 3/11/02 +0000, Brian McBride wrote:
>,
>In
>
>   http://lists.w3.org/Archives/Public/www-rdf-interest/2000Sep/0032.html
>
>you raised an issue which was captured in
>
>   http://www.w3.org/2000/03/rdf-tracking/#rdfms-identity-of-statements
>
>as
>
>[[[
>There is a question whether or not there can be two different statements 
>with the same subject, object and property. Most people seem to say "no". 
>I have suggested that this should be allowed because it can be expressed 
>in reified RDF statements and that there should be a 1:1 correspondence 
>between what can be expressed in an RDF model and its reification.
>]]]
>
>As recorded in
>
>   http://lists.w3.org/Archives/Public/w3c-rdfcore-wg/2002Feb/0476.html
>
>the RDFCore WG has resolved:
>
>    <stmt1> <rdf:type> <rdf:Statement> .
>    <stmt1> <rdf:subject> <subject> .
>    <stmt1> <rdf:predicate> <predicate> .
>    <stmt1> <rdf:object> <object> .
>
>    <stmt2> <rdf:type> <rdf:Statement> .
>    <stmt2> <rdf:subject> <subject> .
>    <stmt2> <rdf:predicate> <predicate> .
>    <stmt2> <rdf:object> <object> .
>
>    <stmt1> <property> <foo> .
>
>    does not entail:
>
>    <stmt2> <property> <foo> .
>
>This is a formal way of saying that two reified statements with the same 
>subject, predicate and object can be different resources.
>
>Please could you respond to this message, copying www-rdf-comments@w3.org 
>indicating whether this is an acceptable resolution of this issue.
>
>Brian McBride
>RDFCore co-chair

------------
Graham Klyne
GK@NineByNine.org
Received on Monday, 11 March 2002 16:21:40 GMT

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