Question: what 81 min long movies did chris farley do?
Answer(s):
answer: Dirty Work

SPARQL query:
PREFIX ns: <http://rdf.freebase.com/ns/>
SELECT DISTINCT ?x
WHERE {
FILTER (?x != ns:m.012801)
FILTER (!isLiteral(?x) OR lang(?x) = '' OR langMatches(lang(?x), 'en'))
ns:m.012801 ns:film.actor.film ?y .
?y ns:film.performance.film ?x .
?x ns:film.film.runtime ?c .
?c ns:film.film_cut.runtime "81.0" . 
}