Question: Team owner John Mara last won which Super Bowls?
Answer(s):
answer: Super Bowl XLVI
answer: Super Bowl XLII
answer: Super Bowl XXI
answer: Super Bowl XXV

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.professional_sports_team.owner_s ns:m.094w0s . 
?c ns:sports.sports_team.championships ?x .
?x ns:sports.sports_championship_event.championship ns:m.06x5s .
}