PREFIX dbo: <http://dbpedia.org/ontology/>
PREFIX hint: <http://www.bigdata.com/queryHints#>
PREFIX rdfs: <http://www.w3.org/2000/01/rdf-schema#>
PREFIX rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#>
PREFIX owl: <http://www.w3.org/2002/07/owl#>
PREFIX wdt: <http://www.wikidata.org/prop/direct/>
SELECT DISTINCT ?Actor ?Death_date ?birth_Place ?birthDate ?Starring ?imdb
WHERE {
    hint:Query hint:optimizer "None" .
    SERVICE <http://dbpedia.org/sparql> {
       ?c a dbo:Actor.
       ?c rdfs:label ?Actor.
       FILTER (LANG(?Actor)="en").
       ?c dbo:deathDate ?Death_date.
       FILTER(?Death_date >= "1950-01-01"^^xsd:date).
       ?c dbo:birthPlace ?b.
       ?b rdfs:label ?birth_Place.
       ?c dbo:birthDate ?birthDate.
       FILTER (LANG(?birth_Place)="en").
       ?Starring rdf:type dbo:Film .
       ?Starring dbo:starring  ?c .
       ?c owl:sameAs ?wikidata_actor .
       FILTER (STRSTARTS(STR(?wikidata_actor), "http://www.wikidata.org"))
   }
   ?wikidata_actor wdt:P345 ?imdb
}