Question: What influenced the person who dedicated their work to the United States Congress to become President?
Answer(s):
answer: Theodore Parker
answer: Thomas Paine
answer: Henry Clay

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:media_common.dedicatee.dedications ?k .
?k ns:media_common.dedication.dedicated_by ns:m.07t31 . 
?c ns:influence.influence_node.influenced_by ?x .
}