Question: Who was the artist of Mickey Mouse, and also the executive producer of "White Wilderness"?
Answer(s):
answer: Walt Disney

SPARQL query:
PREFIX ns: <http://rdf.freebase.com/ns/>
SELECT DISTINCT ?x
WHERE {
FILTER (?x != ns:m.057ph)
FILTER (!isLiteral(?x) OR lang(?x) = '' OR langMatches(lang(?x), 'en'))
ns:m.057ph ns:fictional_universe.fictional_character.character_created_by ?x .
?x ns:film.producer.films_executive_produced ns:m.029dpk . 
}