- From: Armin Haller <armin.haller@anu.edu.au>
- Date: Wed, 22 Feb 2017 19:57:13 +0000
- To: "janowicz@ucsb.edu" <janowicz@ucsb.edu>, 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>
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.
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
Received on Wednesday, 22 February 2017 19:57:54 UTC