Question: What other years did the champion of Superowl XVIII win the Superbowl?
Answer(s):
answer: 2003 AFC Championship Game
answer: 1967 American Football League Championship Game
answer: Super Bowl XI
answer: Super Bowl XV
answer: Super Bowl XVIII

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:sports.sports_team.championships ns:m.076s5 . 
?c ns:sports.sports_team.championships ?x .
}