Question: Who wrote the play Mr. President and what was his profession?
Answer(s):
answer: Composer
answer: Lyricist
answer: Actor
answer: Film Score Composer
answer: Songwriter

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:theater.theatrical_composer.plays_composed ns:m.0280b4d . 
?c ns:people.person.profession ?x .
}