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Re: RDF and the Test of Independent Invention

From: Pat Hayes <phayes@ihmc.us>
Date: Sat, 30 Apr 2016 19:05:54 -0500
Cc: semantic-web@w3.org
Message-Id: <5E4ECAE7-C261-468F-A5C0-16A11C27813A@ihmc.us>
To: Simon Spero <sesuncedu@gmail.com>

On Apr 30, 2016, at 1:34 PM, Simon Spero <sesuncedu@gmail.com> wrote:

> On Apr 30, 2016 1:28 AM, "Pat Hayes" <phayes@ihmc.us> wrote:
> 
> >> OK, so perhaps in future, this problem will be solved, if people move to accepting predicates as literals.  But maybe that wont happen too.  I am unsure here.
> >
> > I must admit I can't see any plausible use case for this, unlike some other generalizations of RDF syntax (literals in subject position, blank nodes in predicate position) which do have real uses. 
> 
> One possible use case would be to embed something roughly equivalent to CycL Kappa expressions (anonymous predicates).
> 
Surely that would be a blank node, rather than a literal, in property position. That, I agree, could be a real use case. 

Pat
> That would allow for negative property assertions, inverse assertions, and even disjunctive assertions.
> 
> I don't know if that rises to the level of plausible though...
> 
> Simon
> 

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Received on Sunday, 1 May 2016 00:06:44 UTC

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