Question: What was the goal of the person who said, "Nonviolence is fine as long as it works"?
Answer(s):
answer: Black Liberation
answer: African Americans' rights

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.person.quotations ns:m.048cn25 . 
?c ns:base.activism.activist.area_of_activism ?x .
}