Question: What are the national sports in the country where San Juan is the capital?
Answer(s):
answer: Capitanes de Arecibo
answer: Puerto Rico men's national volleyball team
answer: Puerto Rico women's national volleyball team
answer: Puerto Rico national football team

SPARQL query:
PREFIX ns: <http://rdf.freebase.com/ns/>
SELECT DISTINCT ?x
WHERE {
FILTER (?x != ?c)
FILTER (!isLiteral(?x) OR lang(?x) = '' OR langMatches(lang(?x), 'en'))
?c ns:location.country.capital ns:m.0fw4v . 
?c ns:sports.sports_team_location.teams ?x .
}