[rdfweb-dev] advocating use of rdf:ID/rdf:aboutattributesonfoaf:Person tags

Libby Miller Libby.Miller at bristol.ac.uk
Mon Aug 18 16:49:20 UTC 2003


Martin, for pure internal use an id for "me" or whatever would be fine -
but use rdf:nodeID to show that it's a blank node and not to be used from
outside the file.

Edd does this:

http://www.heddley.com/edd/foaf.rdf

cheers

Libby


On Mon, 18 Aug 2003, Martin L Poulter wrote:

> Jim and others, forgive a non-developer asking for a bit of
> clarification. Are you objecting to the _internal_ use of rdf:IDs? For
> example, some FOAF files use this idiom:
>
> <Person rdf:ID="myself">
> 	<name>Martin Poulter</name>
> 	<mbox rdf:resource="mailto:m.l.poulter at bristol.ac.uk"/>
> </Person>
> <Person rdf:ID="libby">
>         <name>Libby Miller</name>
>         <mbox rdf:resource="mailto:libby.miller at bristol.ac.uk"/>
> </Person>
> <wn:Document
> rdf:about="http://www.vts.rdn.ac.uk/tutorial/interneteconomist">
>    <dc:title>Internet Economist</dc:title>
>    <dc:contributor rdf:resource="#myself" />
>    <dc:contributor rdf:resource="#libby" />
> </wn:Document>
>
> ... as an alternative to specifying the mailbox or sha1sum each time I
> want to refer to an individual. This has big advantages in terms of
> readability of the FOAF, especially if there are lots of documents and
> co-depictions to be described. When I RDF-validate the file, even the
> triples are more humanly readable, which is a marginally more satisfying
> validation. As a side-effect, this creates URIs for myself and Libby,
> but I need not use these and I can see that it would be inadvisable to
> use them in other documents.
>
> So, does this idiom create problems? I realise this is more an RDF issue
> rather than a FOAF issue, but it's something that anyone making FOAF
> files could do with a clear statement on.
>
> --
> Dr Martin L Poulter    Senior Technical Researcher, ILRT, Bristol, UK
> Research interests: Philosophy of belief and Bayesian inductive logic
>
> Home Page: http://www.weird.co.uk/martin/
> for Cult Concern FAQ + WEIRD (not WIRED) + "Bob" in the UK + Automated Love
> + Scientology Criticism + Sexual Politics + Helena Kobrin's Legal "Ethics".
>
> Community blog: http://www.weird.co.uk/blog/
>
>
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