Question: Which celebrity nominated for a 2011 Kids' Choice Award dated Demi Lovato?
Answer(s):
answer: Joe Jonas

SPARQL query:
PREFIX ns: <http://rdf.freebase.com/ns/>
SELECT DISTINCT ?x
WHERE {
FILTER (?x != ns:m.02wb6yq)
FILTER (!isLiteral(?x) OR lang(?x) = '' OR langMatches(lang(?x), 'en'))
ns:m.02wb6yq ns:base.popstra.celebrity.dated ?y .
?y ns:base.popstra.dated.participant ?x .
?x ns:award.award_nominee.award_nominations ?c .
?c ns:award.award_nomination.ceremony ns:m.0g549qf . 
}