Question: When I visit the second level division Salcedo, what official language of the country it's in should I learn?
Answer(s):
answer: Spanish Language

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.second_level_divisions ns:m.02869mk . 
?c ns:location.country.official_language ?x .
}