Question: Who is the film "San Paolo" about?
Answer(s):
answer: Tentmaker
answer: Prophet
answer: Writer
answer: Missionary

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.0nfttk6 . 
?c ns:people.person.profession ?x .
}