Question: What are the official languages of the country where Paraguayan Guarani is spoken?
Answer(s):
answer: Spanish Language
answer: Paraguayan Guaraní

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.official_language ns:m.0k3pq . 
?c ns:location.country.official_language ?x .
}