W3C home > Mailing lists > Public > www-rdf-interest@w3.org > December 2003

Re: Trust, Context, Justification and Quintuples

From: Thomas B. Passin <tpassin@comcast.net>
Date: Thu, 18 Dec 2003 19:53:10 -0500
Message-ID: <3FE24BF6.8030007@comcast.net>
To: www-rdf-interest@w3.org

Sandro Hawke wrote:

>>>Why not just reify the statement?
>>Well, of course one can do that.  But the reason people keep coming up 
>>with suggestions to have a quad or a statement identifier instead of 
>>using reification has, I think, to do with weaknesses in RDF 
>>reification.  There are several issues that I know about -
>>1) It is complex - you end up with four triples where all you want to do 
>>is to reference a statement.
> Three, not four, I think.  The domain of rdf:subject is rdf:Statement,
> so the rdf:Statement triple need never be said.

Aha!  Thanks.

> ... Of course any RDF/XML file on the web gives you a URI for the
> conjunction of zero or more RDF triples.   That's not far from what
> folks often want, even if the granularity doesn't always match
> people's expectations.

This would work by convention instead of by spec...


Tom P
Received on Thursday, 18 December 2003 19:51:40 UTC

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