Question: What are the two official languages of the place where the Paraguayan Peso is used as currency?
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.currency_formerly_used ns:m.08t37n . 
?c ns:location.country.official_language ?x .
}