- From: Krzysztof Janowicz <janowicz@ucsb.edu>
- Date: Wed, 22 Feb 2017 11:58:10 -0800
- To: Armin Haller <armin.haller@anu.edu.au>, Raphaël Troncy <raphael.troncy@eurecom.fr>, Maxime Lefrançois <maxime.lefrancois@emse.fr>, Clemens Portele <portele@interactive-instruments.de>
- Cc: "public-sdw-wg@w3.org" <public-sdw-wg@w3.org>
On 02/22/2017 11:57 AM, Armin Haller wrote: > We do have the same problem with two namespaces if we only *reuse* a term in SSN from SOSA. Even with two namespaces, you would not be able to get the further restrictions on sosa:Platform defined in SSN unless you go to the location (URI) of the SSN ontology. Agreed. > > On 23/2/17, 6:20 am, "Krzysztof Janowicz" <janowicz@ucsb.edu> wrote: > > > > > So, http://www.w3.org/ns/sosa/Platform enables me to get the statement > > I can find in CORE ontology (i.e. the single statement telling me that > > this is rdfs:Class). How can I get the other statements (the > > restriction)? > > Same concern here and to a certain degree the answer I got was that you > cannot (which I think is problematic). > > Best, > Jano > > > On 02/22/2017 04:43 AM, Raphaël Troncy wrote: > > I still have more questions: > > > >> A term would be defined in at most one ontology, CORE or FULL. > >> Potentially, if this ontology is CORE, this term will be further > >> axiomatized (not defined), in the ontology FULL. > > > > This means that a concept (e.g. Platform) could be simply defined in > > the CORE ontology: > > > > sosa:Platform a rdfs:Class, owl:Class . > > > > and further axiomitized in the FULL ontology: > > > > sosa:Platform rdfs:subClassOf [ > > rdf:type owl:Restriction ; > > owl:onProperty sosa:inDeployment ; > > owl:allValuesFrom sosa:Deployment ] > > > >> So to answer your question, looking up > >> URI http://www.w3.org/ns/unify/TermInBothOntologies would redirect you > >> to CORE ontology if it is defined in CORE. > > > > So, http://www.w3.org/ns/sosa/Platform enables me to get the statement > > I can find in CORE ontology (i.e. the single statement telling me that > > this is rdfs:Class). How can I get the other statements (the > > restriction)? > > > > Raphaël > > > > > -- > Krzysztof Janowicz > > Geography Department, University of California, Santa Barbara > 4830 Ellison Hall, Santa Barbara, CA 93106-4060 > > Email: jano@geog.ucsb.edu > Webpage: http://geog.ucsb.edu/~jano/ > Semantic Web Journal: http://www.semantic-web-journal.net > > > -- Krzysztof Janowicz Geography Department, University of California, Santa Barbara 4830 Ellison Hall, Santa Barbara, CA 93106-4060 Email: jano@geog.ucsb.edu Webpage: http://geog.ucsb.edu/~jano/ Semantic Web Journal: http://www.semantic-web-journal.net
Received on Wednesday, 22 February 2017 19:58:46 UTC