what is the {start time} for {Giugliano in Campania} has {located in the administrative territorial entity} as {Metropolitan city of Naples} ?
On what date did Giugliano in Campania become part of the Metropolitan city of Naples?
When did Giugliano in Campania become part of the Metropolitan city of Naples?
SELECT ?u WHERE { resource:Giugliano_in_Campania property:located_in_the_administrative_territorial_entity ?m . ?m property:located_in_the_administrative_territorial_entity resource:Metropolitan_City_of_Naples . ?m property:start_time ?u }
select distinct ?value  where {
?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#subject> <http://wikidata.dbpedia.org/resource/Q72125> .
?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#predicate> <http://www.wikidata.org/entity/P131> .
?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#object> <http://wikidata.dbpedia.org/resource/Q18241891> .
?statement <http://www.wikidata.org/entity/P580> ?value. 
} 

SELECT ?value WHERE { wd:Q72125 p:P131 ?s . ?s ps:P131 wd:Q18241891 . ?s pq:P580 ?value}