Question: where did the the ethnicity group that includes Nottoway indians come from?
Answer(s):
answer: Ontario
answer: Québec

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:people.ethnicity.includes_groups ns:m.03c5dlj . 
?c ns:people.ethnicity.geographic_distribution ?x .
}