Getting a list of persons using SPARQL dbpedia
I am using live-dbpedia to fetch a list of people. I am running sparql query on the live-dbpedia endpoints to get the result. I fixed the offset and limit in the query and getting records after every 10000 try . But when I tried to execute at offset value 580000 , 504 Gateway timeout error .
SPARQL Query does not work :
SELECT DISTINCT ?dbpedia_link str(?name) as ?label str(?label1) as ?label1 ?freebase_link WHERE {
?dbpedia_link rdfs:label ?label1 .
?dbpedia_link foaf:name ?name .
{
{ ?dbpedia_link rdf:type dbpedia-owl:Person }
}
OPTIONAL {?dbpedia_link owl:sameAs ?freebase_link .
FILTER regex(?freebase_link, "^http://rdf.freebase.com") .}
FILTER (lang(?label1) = 'en').
?dbpedia_link dcterms:subject ?sub
}Limit 1000
OFFSET 580000
Working SPARQL Query:
SELECT DISTINCT ?dbpedia_link str(?name) as ?label str(?label1) as ?label1 ?freebase_link WHERE {
?dbpedia_link rdfs:label ?label1 .
?dbpedia_link foaf:name ?name .
{
{ ?dbpedia_link rdf:type dbpedia-owl:Person }
}
OPTIONAL {?dbpedia_link owl:sameAs ?freebase_link .
FILTER regex(?freebase_link, "^http://rdf.freebase.com") .}
FILTER (lang(?label1) = 'en').
?dbpedia_link dcterms:subject ?sub
}Limit 1000
OFFSET 50000
How to solve this problem.
+3
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