Re: ANN: DBpedia Version 2014 released

Hi Kingsley, all,

Thank you for this great effort. You can now find the DBpedia Ontology in
LOV with its 25 languages!!!!
http://lov.okfn.org/dataset/lov/details/vocabulary_dbpedia-owl.html

Best,
Pierre-Yves.


Pierre-Yves Vandenbussche.

On Wed, Sep 10, 2014 at 3:00 PM, Kingsley Idehen <kidehen@openlinksw.com>
wrote:

> On 9/10/14 7:47 AM, Kingsley Idehen wrote:
>
>> On 9/10/14 6:01 AM, Bernard Vatant wrote:
>>
>>> Hi all
>>>
>>> Following an off-list answer to Kingsley on the G+ LOV community
>>> conversation [1]
>>>
>>> - The current state of affair needs to follow the ov:defines predicates
>>> in the ontology description to each of its elements to get the full
>>> description of the ontology content (classes and propertie). I tried to
>>> replace those by owl:imports predicates and submit the file to Protégé, but
>>> after more than one hour it was still struggling with importing the 3480
>>> elements from their URI, with so many queries on DBpedia servers. Cleraly
>>> not the good solution.
>>>
>>> - So I tried otherwise, sending to the SPARQL endpoint this very basic
>>> query.
>>>
>>> CONSTRUCT {?s ?p ?o}
>>>
>>> WHERE {   ?s rdfs:isDefinedBy <http://dbpedia.org/ontology/>.
>>>                   ?s ?p ?o}
>>>
>>> This is a compact URI for this query result (in RDF/XML)
>>> http://bit.ly/1xHzpv5 which I successfully submitted to either Protégé
>>> or the LOV-Bot.
>>> So, seems to me if the ontology namespace had a conneg to such a query
>>> it would be all we need.
>>> Or, if you keep the things as they are, we will take internally in LOV
>>> such a URI to feed the LOV-Bot.
>>>
>>> [1] https://plus.google.com/+BernardVatant/posts/jVVSVbxuDfq
>>>
>>
>> Bernard,
>>
>> Alternatively, we can implement the following, which basically leverages
>> the much underutilized <http://www.w3.org/2007/05/powder-s#describedby>
>> relation as a mechanism for incorporating an external (outside quad store)
>> ontology terms description document into the DBpedia Ontology description:
>>
>> ## DBpedia Ontology Fix
>>
>> # Ontology IRI: <http://dbpedia.org/ontology/>
>> # Named Graph IRI: <http://dbpedia.org/ontology/definitions#>
>> # Ontology Definitions Document URLs: <http://dbpedia.org/ontology/
>> data/definitions.ttl>,
>> # <http://dbpedia.org/ontology/data/definitions.jsonld>, etc..
>> # URL Re-write rule:
>> # for all lookups requests for: <http://dbpedia.org/ontology/>
>> # resolve to (subject to Accept: headers), a SPARQL URL for:
>> # DESCRIBE <http://dbpedia.org/ontology/> FROM <
>> http://dbpedia.org/ontology/definitions#>
>> #
>> # HTTP/WebDAV accessible Docs, generated by internal indirection of
>> SPARQL DESCRIBE or CONSTRUCT:
>> # <http://dbpedia.org/ontology/data/definitions.ttl>,
>> # <http://dbpedia.org/ontology/data/definitions.jsonld>, etc..
>>
>>  INSERT
>>   {GRAPH <http://dbpedia.org/ontology/definitions#>
>>          {
>>               ?s rdfs:isDefinedBy <http://dbpedia.org/ontology/>.
>> <http://dbpedia.org/ontology/> <http://open.vocab.org/terms/defines> ?s.
>> <http://dbpedia.org/ontology/> a owl:Ontology .
>>               ?s <http://www.w3.org/2007/05/powder-s#describedby> <
>> http://dbpedia.org/ontology/data/definitions.ttl> .
>> <http://dbpedia.org/ontology/dqta/definitions.ttl> <
>> http://open.vocab.org/terms/describes> ?s .
>>           }
>>   }
>>   WHERE
>>   {GRAPH <http://dbpedia.org/ontology/definitions#>
>>           {
>>               {?s rdfs:subClassOf ?o}
>>               UNION
>>               {?s rdfs:subPropertyOf ?o}
>>               UNION
>>               {?s owl:equivalentClass ?o}
>>               UNION
>>               {?s owl:equivalentProperty ?o}
>>               UNION
>>               {?s a ?o}
>>           }
>>    }
>>
>> ETA for this going live:  next 20 - 60 minutes.
>>
>> Kingsley
>>
>
> Bernard,
>
> Done.
>
> You can now lookup <http://dbpedia.org/ontology/> and retrieve the entire
> DBpedia ontology, in your preferred document type.
>
>
> --
> Regards,
>
> Kingsley Idehen
> Founder & CEO
> OpenLink Software
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>