Question: What area with a population of 10019610 speaks Portuguese?
Answer(s):
answer: Portugal

SPARQL query:
PREFIX ns: <http://rdf.freebase.com/ns/>
SELECT DISTINCT ?x
WHERE {
FILTER (?x != ns:m.05zjd)
FILTER (!isLiteral(?x) OR lang(?x) = '' OR langMatches(lang(?x), 'en'))
ns:m.05zjd ns:language.human_language.countries_spoken_in ?x .
?x ns:topic_server.population_number "10019610" . 
}