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

[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> > statistical inference, but it is still powerful. It means that you can> > discovery surprising things about your data simply using your ontology> > (which describes how classes relate to each other).> > > On Wed, Dec 5, 2018 at 11:16 AM Manuel Enrique Puebla Martinez <> > ***@uci.cu> wrote:> > > >> > > 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 with SPARQL it is only> > > possible to consult the data that are explicitly in the ontology, without> > > having access to the data that can be inferred , leaving the responsibility> > > of the inference to
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thanks for your reply. From her I deduce the answer to my last question: "If the answer is true, then what does the use of a reasoner have on the use of SPARQL?"

Greetings.