- From: Jim Hendler <hendler@cs.umd.edu>
- Date: Thu, 30 May 2002 13:47:32 -0400
- To: Brian McBride <bwm@hplb.hpl.hp.com>, "Peter F. Patel-Schneider" <pfps@research.bell-labs.com>
- Cc: danbri@w3.org, www-rdf-comments@w3.org, em@w3.org
At 5:34 PM +0100 5/30/02, Brian McBride wrote: >At 11:09 30/05/2002 -0400, Peter F. Patel-Schneider wrote: > >>The ``deep'' issue is that there continues to be claims that RDF >>encompasses information not encoded in RDF graphs (or in RDF-defined >>documents that can be transformed into RDF graphs). The wording >>associated with rdfs:comment appears to be capable of supporting this view, >>although, as Pat Hayes has pointed out, it really does not. I suppose that >>this could be considered to be just wordsmithing, but wordsmithing taking >>into account the implicit view of RDF. > >One of the techniques we have found particularly useful in RDFCore >has been reducing issues to one or more test cases. Do you think it >might be possible to create a test case for this issue. > >I'm maybe beginning to get a glimmer of what the problem is, but I'm >not sure. Ramblings that are certainly technically incompetent but >illustrate an idea follow. I think I'm struggling to make more >precise a phrase of Peter's "is not part of RDF". > >Postulate the existence of Universal Entailment (since "RDF >entailment" already means something else). The Universal Entailment >of an RDF graph is the graph which includes all the triples that a >processor is entitled to conclude from the original graph. > >I think Peter's position is that Universal Entailment contains only >triples entailed by RDF(S) entailment. > >Brian please forgive me - but I have removed w3c-semweb-cg from this mail and hope you all will do same - rdf-comments seems like a fine place for the discussion to occur and for the rest of us to read it -- JH -- Professor James Hendler hendler@cs.umd.edu Director, Semantic Web and Agent Technologies 301-405-2696 Maryland Information and Network Dynamics Lab. 301-405-6707 (Fax) Univ of Maryland, College Park, MD 20742 240-731-3822 (Cell) http://www.cs.umd.edu/users/hendler
Received on Thursday, 30 May 2002 13:51:59 UTC