Question: What lagnuage has the initials zza and is spoken in Turkey?
Answer(s):
answer: Zaza language

SPARQL query:
PREFIX ns: <http://rdf.freebase.com/ns/>
SELECT DISTINCT ?x
WHERE {
FILTER (?x != ns:m.01znc_)
FILTER (!isLiteral(?x) OR lang(?x) = '' OR langMatches(lang(?x), 'en'))
ns:m.01znc_ ns:location.country.languages_spoken ?x .
?x ns:language.human_language.iso_639_3_code "zza" . 
}