what is the {start time} for {Jean-Paul Sartre} has {residence} as {Le Havre} ?
In which year Jean-Paul Sartre move to Le Havre?
When did Jean-Paul Sartre move to Le Havre?
SELECT ?x WHERE { ?y property:residence resource:Le_Havre . resource:Jean-Paul_Sartre property:residence ?y . ?y property:start_time ?x }
select distinct ?value  where {
?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#subject> <http://wikidata.dbpedia.org/resource/Q9364> .
?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#predicate> <http://www.wikidata.org/entity/P551> .
?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#object> <http://wikidata.dbpedia.org/resource/Q42810> .
?statement <http://www.wikidata.org/entity/P580> ?value. 
} 

SELECT ?value WHERE { wd:Q9364 p:P551 ?s . ?s ps:P551 wd:Q42810 . ?s pq:P580 ?value}