Question: What is the country whose calling code is 964 where the Gulf War took place?
Answer(s):
answer: Iraq

SPARQL query:
PREFIX ns: <http://rdf.freebase.com/ns/>
SELECT DISTINCT ?x
WHERE {
FILTER (?x != ns:m.018w0j)
FILTER (!isLiteral(?x) OR lang(?x) = '' OR langMatches(lang(?x), 'en'))
ns:m.018w0j ns:time.event.locations ?x .
?x ns:location.country.calling_code "964" . 
}