Re: SWRL levels

From: Peter F. Patel-Schneider (pfps@research.bell-labs.com)
Date: 11/15/05

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In reply to: Mike Dean: "SWRL levels"
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I worry that Tim's view is tending towards a Tower of Babel, i.e., different
languages that *do not* work together because they make different underlying
assumptions.

peter



From: "Mike Dean" <mdean@bbn.com>
Subject: SWRL levels
Date: Tue, 15 Nov 2005 13:58:02 -0500

> It occurred to me that the "two towers" (ontologies and rules) may share
> many floors and that many users may prefer to stay within the common base
> (for fear of heights or other reasons).  I think this is the focus of [1]
> from Tim's ISWC2005 keynote.
> 
> To help with this, I think it may be useful to identify additional levels of
> SWRL and offer the following starting definitions:
> 
> SWRL RDF
> 
>   individualPropertyAtom and datavaluedPropertyAtom (property is just 
>   rdf:Property), builtinAtom
> 
> SWRL RDFS
> 
>   classAtom (named classes only), datarangeAtom, individualPropertyAtom, 
>   datavaluedPropertyAtom, builtinAtom
> 
> SWRL DLP
> 
>   current SWRL Member Submission restricted to DLP limitations
> 
> SWRL Lite
> 
>   current SWRL Member Submission restricted to OWL Lite limitations
> 
> SWRL DL
> 
>   current SWRL Member Submission (OWL DL semantics)
> 
> SWRL Full
> 
>   current SWRL Member Submission with OWL Full semantics
> 
> SWRL FOL
> 
>   current SWRL FOL Member Submission
> 
> SWRL RDF, SWRL RDFS, and SWRL DLP are in the common base.
> 
> Thoughts?
> 
> 	Mike
> 
> [1] http://www.w3.org/2005/Talks/1110-iswc-tbl/#[12]

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