what is the {start time} for {Brest} has {twinned administrative body} as {Plymouth} ?
When did Breth match with Plymouth?
When did Brest twin with Plymouth?
SELECT ?i WHERE { ?i property:start_time ?i . ?i property:twinned_administrative_body resource:Plymouth . resource:Brest property:twinned_administrative_body ?i }
select distinct ?value  where {
?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#subject> <http://wikidata.dbpedia.org/resource/Q12193> .
?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#predicate> <http://www.wikidata.org/entity/P190> .
?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#object> <http://wikidata.dbpedia.org/resource/Q43382> .
?statement <http://www.wikidata.org/entity/P580> ?value. 
} 

SELECT ?value WHERE { wd:Q12193 p:P190 ?s . ?s ps:P190 wd:Q43382 . ?s pq:P580 ?value}