What is {member of} of {Nikola Tesla} that is {start time} is {1937-2-16} ?
What date did Nikola Tesla become a member of the Order of the white Lion?
When did Nikola Tesla become a member of the Order of the White Lion?
SELECT ?z WHERE { ?l property:member_of ?z . resource:Nikola_Tesla property:member_of ?l . ?l property:start_time ?w . FILTER ( CONTAINS ( YEAR ( ?w ) , '1937' ) ) }
select distinct ?obj  where {
?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#subject> <http://wikidata.dbpedia.org/resource/Q9036> .
?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#predicate> <http://www.wikidata.org/entity/P463> .
?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#object> ?obj .
?statement <http://www.wikidata.org/entity/P580> <1937-2-16>
} 

SELECT ?obj WHERE { wd:Q9036 p:P463 ?s . ?s ps:P463 ?obj . ?s pq:P580 ?x filter(contains(YEAR(?x),'1937')) }