Question: For what is the subject of the film "A Tour of the White House with Mrs. John F. Kennedy" famous?
Answer(s):
answer: First Lady

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.05t2145 . 
?c ns:government.politician.government_positions_held ?y .
?y ns:government.government_position_held.basic_title ?x .
}