Question: What are the titles of the American movies starring Diana Ross?
Answer(s):
answer: The Supremes In The Orient
answer: Lady Sings the Blues
answer: The Wiz
answer: The Land Before Time
answer: Mahogany
answer: Double Platinum
answer: Out of Darkness
answer: Diana Ross: Visions of Diana Ross
answer: We Are Family

SPARQL query:
PREFIX ns: <http://rdf.freebase.com/ns/>
SELECT DISTINCT ?x
WHERE {
FILTER (?x != ns:m.01wrcxr)
FILTER (!isLiteral(?x) OR lang(?x) = '' OR langMatches(lang(?x), 'en'))
ns:m.01wrcxr ns:film.actor.film ?y .
?y ns:film.performance.film ?x .
?x ns:film.film.country ns:m.09c7w0 . 
}