Question: Which TV program in which Ian Somerhalder appears has the longest run time?
Answer(s):
answer: Marco Polo

SPARQL query:
PREFIX ns: <http://rdf.freebase.com/ns/>
SELECT DISTINCT ?x
WHERE {
FILTER (?x != ns:m.044mvs)
FILTER (!isLiteral(?x) OR lang(?x) = '' OR langMatches(lang(?x), 'en'))
ns:m.044mvs ns:film.actor.film ?y .
?y ns:film.performance.film ?x .
?x ns:tv.tv_program.episode_running_time ?num .
}
ORDER BY DESC(xsd:integer(?num)) LIMIT 1