Question: Which instrument is played by the character played by Laslo Karolny?
Answer(s):
answer: Organ
answer: Clarinet
answer: Drums
answer: Double bass
answer: Drums
answer: Guitar
answer: Harmonica
answer: Mandolin
answer: Keyboard
answer: Piano
answer: Saxophone
answer: Tuba
answer: Flute
answer: Percussion

SPARQL query:
PREFIX ns: <http://rdf.freebase.com/ns/>
SELECT DISTINCT ?x
WHERE {
FILTER (?x != ?c)
FILTER (!isLiteral(?x) OR lang(?x) = '' OR langMatches(lang(?x), 'en'))
?c ns:film.actor.film ?k .
?k ns:film.performance.character ns:m.0v3btp9 . 
?c ns:music.group_member.instruments_played ?x .
}