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July 10, 2016

I have been searching in vain for wiktionary RDF extraction described here:

I tried to contact them for help but haven't gotten a response. I dont need the absolute newest version, I would be happy with anything. Alternatively, if anyone knew a mechanism (meaning the...

April 14, 2016

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July 16, 2016

I have problems accessing data in DBpedia. Before that, I was learning about Linked Data LinkedLMD to access information about movies. But the results obtained are links on Freebase. I understand it does not work anymore Freebase. So get links Freebase I do not know how to handle, so I tried to switch to the LOD DBpedia.

If previously LinkedLMD my query like this,

PREFIX owl:...

July 15, 2016

I would like to retrieve specific property of a resource for a given value from DBPedia. For example, the following SPARQL code returns the resource:

PREFIX rdf: <> PREFIX rdfs: <> PREFIX dbo: <> SELECT ?subject WHERE { ?subject dbo:populationTotal 8630000 }...

July 14, 2016

The following SPARQL query is giving duplicates in Virtuoso even when the DISTINCT clause is used. You can test the query in the public endpoint

PREFIX rdf: <> PREFIX owl: <> PREFIX xsd: <

July 13, 2016

Can someoen please guide me to build a query in SPARQL? to list all the countries having female heads of state (or leaders) on database?

It should provide an output in dbpedia sparql query editor -

Any help towards this is deeply appreciated.

Regards, Bengalurean

July 12, 2016

I want to get all mathematicians from DBpedia, so I wrote this query for DBpedia's SPARQL service:

SELECT DISTINCT ?person { ?person dct:subject ?category. ?category skos:broader* dbc:Mathematicians. }

The problem with this is that the category Mathematicians is polluted, due to categories like...

July 12, 2016

I am writing SPARQL query to get all Person available in DBpedia. My query is ->

PREFIX rdf: <> PREFIX dbo: <> PREFIX dbp: <> SELECT ?resource ?name WHERE { ?resource rdf:type dbo:Person; dbp:name ?name. FILTER (lang(?name) = 'en...

July 11, 2016

My goal: Have a list of the Smartphones from DBpedia associated with manufacturers.

Iphone 6 | Apple
Samsung Galaxy S6 | Samsung
Iphone 5 | Apple
Sony xperia Z5 | Sony

What I did: I think that it would be a union query. So as a first step I tried to get all the smartphone list and I succeeded using...

July 11, 2016

I wanna extract an OWL ontology from DBpedia or any other linked data resource. Is it possible, if yup, how can i do it ?


July 10, 2016

I would like to get all resource/object pairs from DBPedia related to Jupiter and construct query that output results in RDF format in java by means of Apache Jena. My construct query works in service which is as follows:

PREFIX rdf: <> PREFIX rdfs: <http...

July 07, 2016

I want to extract graphs for 5 individuals who are Film(or movies) from DBPedia.

My query is:

ParameterizedSparqlString qs = new ParameterizedSparqlString( "" +
"construct{?s ?p ?o}"+ "where{?s a ."+ "?s ?p ?o"}...