Question: When did Giugliano in Campania become part of the Metropolitan city of Naples?
Paraphrase: On what date did Giugliano in Campania become part of the Metropolitan city of Naples?
SPARQL (Wikidata): SELECT ?value WHERE { wd:Q72125 p:P131 ?s . ?s ps:P131 wd:Q18241891 . ?s pq:P580 ?value}