Question: What country did Osama bin Laden live in that has the capital Khartoum?
Answer(s):
answer: Sudan

SPARQL query:
PREFIX ns: <http://rdf.freebase.com/ns/>
SELECT DISTINCT ?x
WHERE {
FILTER (?x != ns:m.05mg9)
FILTER (!isLiteral(?x) OR lang(?x) = '' OR langMatches(lang(?x), 'en'))
ns:m.05mg9 ns:people.person.places_lived ?y .
?y ns:people.place_lived.location ?x .
?x ns:location.country.capital ns:m.04d_m . 
}