Question: Which composer both wrote the music for Judgment Day and voiced the character Simba?
Answer(s):
answer: Joseph Williams

SPARQL query:
PREFIX ns: <http://rdf.freebase.com/ns/>
SELECT DISTINCT ?x
WHERE {
FILTER (?x != ns:m.03wjyj)
FILTER (!isLiteral(?x) OR lang(?x) = '' OR langMatches(lang(?x), 'en'))
ns:m.03wjyj ns:film.film_character.portrayed_in_films ?y .
?y ns:film.performance.actor ?x .
?y ns:film.performance.special_performance_type ns:m.02nsjvf .
?x ns:film.music_contributor.film ns:m.026sj6d . 
}