Question: In the film "Young Mr. Lincoln", what was the name of the main character's wife?
Answer(s):
answer: Mary Todd Lincoln

SPARQL query:
PREFIX ns: <http://rdf.freebase.com/ns/>
SELECT DISTINCT ?x
WHERE {
FILTER (?x != ?c)
FILTER (!isLiteral(?x) OR lang(?x) = '' OR langMatches(lang(?x), 'en'))
?c ns:film.film_subject.films ns:m.03fy0j . 
?c ns:people.person.spouse_s ?y .
?y ns:people.marriage.spouse ?x .
?x ns:people.person.gender ns:m.02zsn .
}