Question: What is there to do in Asheville, NC for children that was established before October 17, 1968?
Answer(s):
answer: Blue Ridge Parkway

SPARQL query:
PREFIX ns: <http://rdf.freebase.com/ns/>
SELECT DISTINCT ?x
WHERE {
FILTER (?x != ns:m.0ydpd)
FILTER (!isLiteral(?x) OR lang(?x) = '' OR langMatches(lang(?x), 'en'))
ns:m.0ydpd ns:travel.travel_destination.tourist_attractions ?x .
?x ns:protected_sites.protected_site.date_established ?num .
FILTER (?num < "1968-10-17"^^xsd:dateTime) . 
}