Fwd: A possible design to incorporate collections and containers into RDFa?

Just re-forwarding this to archive it by tracker (maybe I should have added the tracker comment to the subject...)

(Tracker, this belongs to ISSUE-16)

Begin forwarded message:

> Resent-From: public-rdfa-wg@w3.org
> From: Christoph LANGE <ch.lange@jacobs-university.de>
> Date: August 28, 2010 24:27:37 GMT+02:00
> To: Ivan Herman <ivan@w3.org>
> Cc: W3C RDFa WG <public-rdfa-wg@w3.org>, Jeni Tennison <jeni@jenitennison.com>
> Subject: Re: A possible design to incorporate collections and containers into RDFa?
> message-id: <201008280027.38561.ch.lange@jacobs-university.de>
> 
> Hi Ivan, hi all,
> 
> 2010-08-25 13:40 Ivan Herman <ivan@w3.org>:
>> http://www.w3.org/2010/02/rdfa/wiki/ContainersAndCollections
> 
> good news – I also welcome collection/container support in RDFa!
> 
> I have comments on the "possible questions" 2 and 3:
> 
> 2. On containers:  Why do we need a special syntax involving pseudo resources and container preprocessing at all?  Wouldn't standard RDF already work?  E.g.
> 
> <li about="http://www.worldcatlibraries.org/isbn/9780262912423" typeof="bibo:Book">
>   <em property="dc:title">A Semantic Web Primer</em>, by
>   <span rel="dc:creator" typeof="rdf:Seq">
>     <span property="rdf:li">Grigoris Antoniou</span> and
>     <span property="rdf:li">Frank van Harmelen</span>
>   </span>
> </li>
> 
> – or, instead of rdf:_1, rdf:_2 – as the author prefers –
> 
> would yield the desired result, as @typeof="rdf:Seq" also generates a bnode.
> 
> For collections, i.e. linked lists, a special processing mode is, of course, needed – at least I can't come up with any better idea.
> 
> 3. On @typeof vs. @resource: I have not checked possible side effects w.r.t. the spec, but I would consider @typeof more intuitive, as both @typeof in normal RDFa and @typeof in your "collection processing" mode generate bnodes.
> 
> Just my 2 cents – cheers,
> 
> Christoph
> 
> -- 
> Christoph Lange, Jacobs Univ. Bremen, http://kwarc.info/clange, Skype duke4701


----
Ivan Herman, W3C Semantic Web Activity Lead
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