Question: What movie featuring Liam Hemsworth has a prequel called "The Hunger Games: Catching Fire"?
Answer(s):
answer: The Hunger Games: Mockingjay, Part 1

SPARQL query:
PREFIX ns: <http://rdf.freebase.com/ns/>
SELECT DISTINCT ?x
WHERE {
FILTER (?x != ns:m.04yd0fh)
FILTER (!isLiteral(?x) OR lang(?x) = '' OR langMatches(lang(?x), 'en'))
ns:m.04yd0fh ns:film.actor.film ?y .
?y ns:film.performance.film ?x .
?x ns:film.film.prequel ns:m.0n40qmp . 
}