What is {position held} of {Jean Monnet} that is {start time} is {1952-8-10} ?
Jean Monnet held what position in 1952?
What position did Jean Monnet hold during 1952?
SELECT ?w WHERE { ?z property:position_held ?w . resource:Jean_Monnet property:position_held ?z . FILTER ( CONTAINS ( YEAR ( ?l ) , '1952' ) ) . ?z property:start_time ?l }
select distinct ?obj  where {
?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#subject> <http://wikidata.dbpedia.org/resource/Q159700> .
?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#predicate> <http://www.wikidata.org/entity/P39> .
?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#object> ?obj .
?statement <http://www.wikidata.org/entity/P580> <1952-8-10>
} 

SELECT ?obj WHERE { wd:Q159700 p:P39 ?s . ?s ps:P39 ?obj . ?s pq:P580 ?x filter(contains(YEAR(?x),'1952')) }