Hi Ijke, Have you looked at the Virtuoso inferencing documentation which details how rulesets can be created and enabled within Virtuoso as detailed at:
http://docs.openlinksw.com/virtuoso/rdfsparqlrule.html#rdfsparqlrulemake
Best Regards
Hugh Williams
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On 5 Aug 2013, at 13:25, "Randen, Yke van" <yke.vanran...@wur.nl> wrote:
> Some time ago I created a Java application which uses an ontology This
> ontology is stored in Virtuoso and is being accessed using Jena. In Jena I
> created an InfModel using the virtuoso triple store and a text file
> containing rules.
>
> This allowed usage of these rules in the Sparql queries. These Jena rules
> were quite simple but effective (see
> http://jena.apache.org/documentation/inference/) and also provide explain
> functionality. I searched for a similar option in virtuosos but was unable to
> find it. I did find some pages concerning reasoning with virtuoso but I only
> found some vague pages.
>
> Does someone have a plain simple example (simple just like Jena) ?
>
> Thanks
>
> IJke
>
>
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