Question: Which amusement park in Orlando Florida first opened in 1973?
Answer(s):
answer: SeaWorld Orlando

SPARQL query:
PREFIX ns: <http://rdf.freebase.com/ns/>
SELECT DISTINCT ?x
WHERE {
FILTER (?x != ns:m.0ply0)
FILTER (!isLiteral(?x) OR lang(?x) = '' OR langMatches(lang(?x), 'en'))
ns:m.0ply0 ns:travel.travel_destination.tourist_attractions ?x .
?x ns:amusement_parks.park.opened "1973"^^xsd:dateTime . 
}