Question: Which actors portrayed the children of Dr. Chauncey Gump?
Answer(s):
answer: Kelsey Pryor
answer: Franklin Pryor
answer: Elizabeth Pryor
answer: Richard Pryor Jr.
answer: Steven Pryor
answer: Rain Pryor

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.actor.film ?k .
?k ns:film.performance.character ns:m.0h0xcm3 . 
?c ns:people.person.children ?x .
}