Re: Is it possible to infer new knowledge about an ontology only from a query in SPARQL?

2018-12-06 Thread Manuel Puebla
On 2018/12/06 00:39:32, Dan Davis wrote: > Hi, the ability for RDF frameworks like Jena and triple-stores to do> > inference is one of the particular features of RDF and SPARQL over graph> > databases like Neo4j.> > > The inference done by triple stores is first-order logic, rather than> >

Re: Is it possible to infer new knowledge about an ontology only from a query in SPARQL?

2018-12-05 Thread Dan Davis
Hi, the ability for RDF frameworks like Jena and triple-stores to do inference is one of the particular features of RDF and SPARQL over graph databases like Neo4j. The inference done by triple stores is first-order logic, rather than statistical inference, but it is still powerful. It means that

Re: Is it possible to infer new knowledge about an ontology only from a query in SPARQL?

2018-12-05 Thread Andy Seaborne
Hi there, There are two ways (maybe more!) 1/ Query with SPARQL the inference model. The Jena reasoners all provide an "inf model" which is the base data and all the inferred triples. Not all inference can be done this way (some cases of OWL-DL with disjunction can't be turned into

Is it possible to infer new knowledge about an ontology only from a query in SPARQL?

2018-12-05 Thread Manuel Enrique Puebla Martinez
Hello: Is it possible to infer new knowledge about an ontology only from a query in SPARQL? I have a question about the use of the SPARQL language about ontologies. So far I have thought that SPARQL is the equivalent to the SQL language in the relational databases, that is to say, that