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Re: adding reification ids

From: Simon Reinhardt <simon.reinhardt@koeln.de>
Date: Thu, 09 Jul 2009 18:46:45 +0200
Message-ID: <4A561EF5.600@koeln.de>
CC: public-rdf-in-xhtml-tf@w3.org
publicayers@verizon.net wrote:
> I need to associate a triple with its reification id, then make triples 
> on that id (for things like creator and created). The only way I can 
> figure out to do this in RDFa is to make the triple in the usual way 
> (with about/rel/resource), but also assert the reification triples on 
> the subject, predicate, and object. I was planning on putting the 
> reification triples in the head.
> 
> It seems unfortunate to add 3 triples and their elements in the head for 
> each triple in the body just to represent the mapping from reification 
> id to a triple's subject, predicate, and object. The only other option I 
> can come up with is to extend RDFa with a new attribute to give the 
> reification id and have it expand into the 3 triples, something like 
> 
>   &lt;meta about="s" rel="p" resource="o" reification="id" /&gt;
> 
> Since there isn't any special handling for reification in RDFa, I was 
> wondering if it was discussed and rejected, and if so, what were the 
> problems. Also, is there any inclination to expand RDFa sometime in the 
> future for convenient handling of reification?
> 
> Brian

Hi Brian,

You might want to take a look at http://buzzword.org.uk/2009/rdfa4/spec - it doesn't use reification but named graphs instead which I'd prefer anyway.

Regards,
  Simon
Received on Thursday, 9 July 2009 16:47:50 GMT

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