Question: WHat brand of guitar is used by the artist who played the hit "Have You Ever Loved a Woman"?
Answer(s):
answer: Gibson Les Paul

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:music.featured_artist.recordings ns:m.0tq6hv . 
?c ns:music.guitarist.guitars_played ?x .
}