Question: Which of the 2011 films starring Taylor Lautner was released earliest?
Answer(s):
answer: Northern Lights

SPARQL query:
PREFIX ns: <http://rdf.freebase.com/ns/>
SELECT DISTINCT ?x
WHERE {
FILTER (?x != ns:m.07ldhs)
FILTER (!isLiteral(?x) OR lang(?x) = '' OR langMatches(lang(?x), 'en'))
ns:m.07ldhs ns:film.actor.film ?y .
?y ns:film.performance.film ?x .
FILTER(NOT EXISTS {?x ns:film.film.initial_release_date ?sk0} || 
EXISTS {?x ns:film.film.initial_release_date ?sk1 . 
FILTER(xsd:datetime(?sk1) >= "2011-01-01"^^xsd:dateTime) })
FILTER(NOT EXISTS {?x ns:film.film.initial_release_date ?sk2} || 
EXISTS {?x ns:film.film.initial_release_date ?sk3 . 
FILTER(xsd:datetime(?sk3) <= "2011-12-31"^^xsd:dateTime) })
?x ns:film.film.initial_release_date ?num .
}
ORDER BY ?num LIMIT 1