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Re: RDF Extensibility

From: Pat Hayes <phayes@ihmc.us>
Date: Thu, 8 Jul 2010 12:21:54 -0500
Cc: Linked Data community <public-lod@w3.org>, Semantic Web <semantic-web@w3.org>
Message-Id: <F466B0C5-B19F-40AE-A158-0816BFE00907@ihmc.us>
To: Reto Bachmann-Gmuer <reto.bachmann@trialox.org>

On Jul 7, 2010, at 11:31 AM, Reto Bachmann-Gmuer wrote:

> On Wed, Jul 7, 2010 at 1:57 PM, Toby Inkster <tai@g5n.co.uk> wrote:
> Without knowing the definition of foaf:Person, it's difficult to
> conclude that foaf:Person is not a property. However, even without
> knowing the definition of a literal, it is easy to conclude that it is
> not a suitable node to be used as a property, so in my opinion, it is
> sensible to state that triples containing a literal as the predicate
> have no meaning (even though I think they should be syntactically
> allowed).
> I think it would be perfectly possible to have a datatype mapping to  
> a value-space of properties. But I see no practical benefit with  
> this so I'd prefer not to support literal predicates syntactically.

I'd suggest, as a general principle, that one should ask: which is  
easier, to allow them or to prohibit them? There are costs both ways.  
Words like 'support' beg the question.

Pat Hayes

> Reto

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Received on Thursday, 8 July 2010 17:22:55 UTC

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