Question: What attraction with an organization headquarters in La Jolla has fun things to do in San Diego?
Answer(s):
answer: Birch Aquarium

SPARQL query:
PREFIX ns: <http://rdf.freebase.com/ns/>
SELECT DISTINCT ?x
WHERE {
FILTER (?x != ns:m.071vr)
FILTER (!isLiteral(?x) OR lang(?x) = '' OR langMatches(lang(?x), 'en'))
ns:m.071vr ns:travel.travel_destination.tourist_attractions ?x .
?x ns:organization.organization.headquarters ?c .
?c ns:location.mailing_address.citytown ns:m.015zxh . 
}