What is {spouse} of {Jane Fonda} that is {start time} is {1973-1-1} ?
Who was Jane Fonda married to in 1973?
What Jane Fonda was spouse in the year 1973?
SELECT ?e WHERE { resource:Jane_Fonda property:spouse ?p . ?p property:spouse ?e . FILTER ( CONTAINS ( YEAR ( ?a ) , '1973' ) ) . ?p property:start_time ?a }
select distinct ?obj  where {
?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#subject> <http://wikidata.dbpedia.org/resource/Q41142> .
?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> <1973-1-1>
} 

SELECT ?obj WHERE { wd:Q41142 p:P26 ?s . ?s ps:P26 ?obj . ?s pq:P580 ?x filter(contains(YEAR(?x),'1973')) }