Question: What year did the winner of 2006 NFC Championship game win the Superbowl?
Answer(s):
answer: Super Bowl XLVIII

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.0_gv21m . 
?c ns:sports.sports_team.championships ?x .
?x ns:time.event.instance_of_recurring_event ns:m.06x5s .
}