what is the {applies to part} for {São Paulo Metrô} has {operator} as {Companhia do Metropolitano de São Paulo} ?
In Sao Paulo Metro, what company does Companhia do Metropolitano de Sao Paulo operate?
What does the Companhia do Metropolitano de São Paulo operate in the São Paulo Metrô?
SELECT ?r WHERE { ?i property:applies_to_part ?r . ?i property:operator resource:Companhia_do_Metropolitano_de_São_Paulo . resource:São_Paulo_Metrô property:operator ?i }
select distinct ?value  where {
?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#subject> <http://wikidata.dbpedia.org/resource/Q483343> .
?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#predicate> <http://www.wikidata.org/entity/P137> .
?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#object> <http://wikidata.dbpedia.org/resource/Q38182538> .
?statement <http://www.wikidata.org/entity/P518> ?value. 
} 

SELECT ?value WHERE { wd:Q483343 p:P137 ?s . ?s ps:P137 wd:Q38182538 . ?s pq:P518 ?value}