Question: What structure opened before 2003 in Nashville, TN?
Answer(s):
answer: Clement Railroad Hotel Museum
answer: Ryman Auditorium
answer: Bridgestone Arena
answer: Tennessee State Capitol
answer: Nashville Municipal Auditorium
answer: Fort Negley
answer: Downtown Presbyterian Church

SPARQL query:
PREFIX ns: <http://rdf.freebase.com/ns/>
SELECT DISTINCT ?x
WHERE {
FILTER (?x != ns:m.05jbn)
FILTER (!isLiteral(?x) OR lang(?x) = '' OR langMatches(lang(?x), 'en'))
ns:m.05jbn ns:travel.travel_destination.tourist_attractions ?x .
?x ns:architecture.structure.opened ?num .
FILTER (?num < "2003"^^xsd:dateTime) . 
}