Question: The album Cowboy Bebop: Knockin' on Heaven's Door: Future Blues showcased what music style that was played by Louis Armstrong?
Answer(s):
answer: Jazz

SPARQL query:
PREFIX ns: <http://rdf.freebase.com/ns/>
SELECT DISTINCT ?x
WHERE {
FILTER (?x != ns:m.04n32)
FILTER (!isLiteral(?x) OR lang(?x) = '' OR langMatches(lang(?x), 'en'))
ns:m.04n32 ns:music.artist.genre ?x .
?x ns:music.genre.albums ns:g.120z_c7x . 
}