RE: 'owl:Class and rdfs:Class' vs. 'owl:Class or rdfs:Class'

2010-06-16 Thread Michael Schneider
Hi Bob! I would like to note that if you have an ontology given in RDF graph form, which declares classes exclusively by rdfs:Class, then this ontology will not be valid in OWL 2 DL (see below for a technical justification). On the other hand, the OWL 2 Mapping to RDF Graphs [1] offers explicit tr

Re: 'owl:Class and rdfs:Class' vs. 'owl:Class or rdfs:Class'

2010-06-16 Thread Toby Inkster
On Wed, 16 Jun 2010 14:37:29 +0200 Bob Ferris wrote: > - if one uses OWL features for modelling an ontology, define the > concepts only with owl:Class, because RDFS systems, wouldn't know how > to handle these features I think most times people use OWL for modelling an ontology, they also tend

Re: 'owl:Class and rdfs:Class' vs. 'owl:Class or rdfs:Class'

2010-06-16 Thread Bob Ferris
Well, I think we still get the point during a discussion in the #swig channel. The conclusion is: - if one uses OWL features for modelling an ontology, define the concepts only with owl:Class, because RDFS systems, wouldn't know how to handle these features - if not, feel free to include both

Re: 'owl:Class and rdfs:Class' vs. 'owl:Class or rdfs:Class'

2010-06-16 Thread Antoine Zimmermann
I don't think there is an established best practice related to this topic. Moreover, your choice may depend on your application, use case, practical needs, etc. However, as far as I can foresee, using both rdfs:Class and owl:Class is perfectly safe wrt to RDF/RDFS tools and perfectly safe wrt