Question: Who played Darth Vader in the original Star Wars movies, and also worked as a bodybuilder?
Answer(s):
answer: David Prowse

SPARQL query:
PREFIX ns: <http://rdf.freebase.com/ns/>
SELECT DISTINCT ?x
WHERE {
FILTER (?x != ns:m.0f2y0)
FILTER (!isLiteral(?x) OR lang(?x) = '' OR langMatches(lang(?x), 'en'))
ns:m.0f2y0 ns:film.film_character.portrayed_in_films ?y .
?y ns:film.performance.actor ?x .
?y ns:film.performance.film ns:m.0dtfn .
?x ns:people.person.profession ns:m.02h6dmm . 
}