What is {spouse} of {June Carter Cash} that is {start time} is {1952-7-9} ?
On July 09, 1952, June Carter married who?
Who married June Carter Cash on 7-9-1952?
SELECT ?t WHERE { resource:June_Carter_Cash property:spouse ?r . ?r property:spouse ?t . FILTER ( CONTAINS ( YEAR ( ?u ) , '1952' ) ) . ?r property:start_time ?u }
select distinct ?obj  where {
?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#subject> <http://wikidata.dbpedia.org/resource/Q233253> .
?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#predicate> <http://www.wikidata.org/entity/P26> .
?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#object> ?obj .
?statement <http://www.wikidata.org/entity/P580> <1952-7-9>
} 

SELECT ?obj WHERE { wd:Q233253 p:P26 ?s . ?s ps:P26 ?obj . ?s pq:P580 ?x filter(contains(YEAR(?x),'1952')) }