Yeah, I tried that route but it still returns all the class in the inheritance structure.
Thanks, Chris > On Dec 22, 2015, at 11:52 AM, A. Soroka <[email protected]> wrote: > > I am _no_ SPARQL guru, but I think you might be able to do this without > inference, with property paths: > > PREFIX rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#> > PREFIX rdfs: <http://www.w3.org/2000/01/rdf-schema#> > PREFIX owl: <http://www.w3.org/2002/07/owl#> > PREFIX modelica: <http://mind-tap.net/kbswt/modelica#> > > SELECT ?instance ?label > WHERE { > ?instance rdf:type ?type. > ?type rdfs:subClassOf+ modelica:BinaryExpression . > ?type rdfs:label ?label. > } > > --- > A. Soroka > The University of Virginia Library > >> On Dec 22, 2015, at 11:41 AM, Chris Snyder <[email protected]> wrote: >> >> I’m using the Jena OWL reasoner with this ontology: >> http://www.mind-tap.net/kbswt/simple_no_inheritance.ttl >> >> I want to get the named individuals that are instances of a >> modelica:BinaryExpression along with the rdfs:label of the class directly >> implemented by the named individual. >> >> I hope there is a SPARQL guru who can help identify what I need to do. If >> adding a Jena rule to the reasoner would help I have no problem going that >> route either. >> >> In essence: >> c subClassOf b >> b subClassOf a >> >> c rdfs:label “class c” >> b rdfs:label “class b” >> a rdfs:label “class a” >> >> x typeOf c >> x rdfs:label “instance x” >> >> I need to run a query to get: >> “instance x”, “class c” >> >> but my SPARQL gives me: >> “instance x”, “class c” >> “instance x”, “class b” >> “instance x”, “class a” >> >> I’ve tried some filter expressions but they wind up filtering out all the >> results. I was thinking there is some path modifier that might work but >> haven’t been successful going down that route either. >> >> My starter SPARQL: >> >> PREFIX modelica: <http://mind-tap.net/kbswt/modelica#> >> PREFIX rdfs: <http://www.w3.org/2000/01/rdf-schema#> >> PREFIX rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#> >> PREFIX : <http://mind-tap.net/kbswt/simple_no_inheritance#> >> >> select distinct * { ?s rdfs:subClassOf modelica:BinaryExpression ; >> rdfs:label ?equationName . >> ?i a ?s. >> } >> ORDER BY ?i >> >> Thanks in advance, >> Chris >> >> >
