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Re: vass-01 flat layering

From: Jeremy Carroll <jjc@hplb.hpl.hp.com>
Date: Wed, 28 May 2003 09:35:56 +0100
Message-ID: <3ED474EC.5030406@hplb.hpl.hp.com>
To: pat hayes <phayes@ai.uwf.edu>
CC: Brian McBride <bwm@hplb.hpl.hp.com>, w3c-rdfcore-wg@w3.org

pat hayes wrote:

>> We note that it is possible to build more strictly layered languages 
>> on top of RDF(S), Owl DL/Lite being examples.
> That might be well worth articulating in more detail. I think we could 
> do a fairly exact job on this which a lot of people would find helpful.  
> Since Jeremy has already done the donkey work for this in defining how 
> to tell if an OWL-RDf graph is in OWL-DL ( which is precisely the 
> 'layered' subset of OWL in this sense), we should be able to easily 
> adapt his algorithm to define a 'layered style' of writing RDF and put 
> it in an appendix somewhere. I am willing to tackle writing a draft of 
> this.  It would be relevant to vass-01, pan-01 and Qu-03.
> Pat

While I am not convinced of the value of this exercise I am happy to 
contribute an articulation of the intersection of OWL Lite and RDFS, with a 
few sensible relaxations (like allowing cycles of bnodes).

Received on Wednesday, 28 May 2003 04:36:24 UTC

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