Question: The team that won the 2003 World Series joined the MLB when?
Answer(s):
answer: 1994 Major League Baseball Season

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.01z534 . 
?c ns:baseball.baseball_team.team_stats ?y .
?y ns:baseball.baseball_team_stats.season ?x .
?x ns:time.event.end_date ?sk0 .
}
ORDER BY xsd:datetime(?sk0)
LIMIT 1