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February 26, 2017

How can I get information about entities from DBpedia data dumps using Python?

Most of post currently on stackoverflow are working with an endpoint and not wuth a data dump file (like using...

February 17, 2017

I want to use DESCRIBE inside SERVICE clause of a SPARQL query. How can one do that?

I tried the following query but it returned with a syntax error.

PREFIX dbo: <> PREFIX : <> DESCRIBE :Tom_Cruise WHERE { SERVICE <>{ } }

February 16, 2017

I am not sure whether I express myself clearly. Let me give an example. We can get a lot of facts from datasets like dbpedia and yago. However, some facts in these datesets may have contradictions. Say we know XXX died in 1990 from source A and we know XXX (the same person) married in 1999. Then we know there's a contradiction as someone cannot get married after he dies. Are there such...

February 16, 2017

I have such a requirement. Some resources like Person have properties like dateOfBirth and dateOfDeath. Some resources like Event have properties like startsDate and endsDate. In addition, I know these date related properties are subproperties of Date. How can I list all the resources having a subproperty of Date? Or How can I list all the subproperties of Date in sparql?

February 16, 2017

Assuming I have installed neo4j and downloaded one of the dBpedia datasets.I am new to this neo4j.Suggest some ways to do

February 13, 2017

I'm trying to get a company by name if it contains text

Example: honda motor co ltd

Maps to:

I have this query that finds apple successfully

PREFIX dbpedia-owl: <> PREFIX dbpedia: <>...

February 09, 2017

For my project I need DBpedia entry for 100 electronic products say iPhone 6s and corresponding wikipedia article as input to an algorithm. How can I search for these things in internet

February 08, 2017

I'm executing the below SPARQL query

PREFIX rdfs: <> SELECT ?resource WHERE { ?resource a <> . {?resource rdfs:label 'Paris'@en.} UNION { ?resource rdfs:label 'France'@en.} }

I'm executing this...

February 08, 2017

I need to find the path length between any two nodes of Dbpedia graph,if there exists any connection between them. At this moment only start and end nodes are known to me and connected property paths are not known. So,I am attempting to write SPARQL query like:

PREFIX dbo:<> PREFIX dbp:<> select dbp:Video dbo:VideoGame (...

February 08, 2017

I am trying to fill my rdf with Spanish city names from Dbpedia But... nothing is extracted. I do it with the ARC2 library

<?php include_once("./vendor/semsol/arc2/ARC2.php"); $config = array( /* db */ 'db_name' => 'my_db', 'db_user' => 'root', 'db_pwd' => 'root', /* store name */ 'store_name' => 'construct_store', ); $store = ARC2::getStore($config); if (!$...