Question: What is a place to visit in Orlando, Florida that is an amusement park that opened after April 4, 1998?
Answer(s):
answer: DisneyQuest
answer: Aquatica Orlando
answer: Islands of Adventure

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 ?num .
FILTER (?num > "1998-04-22"^^xsd:dateTime) . 
}