Question: For what did the author who published editions for "Thoughts on the Education of Daughters" fight?
Answer(s):
answer: Women's 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:book.author.book_editions_published ns:m.04v51f_ . 
?c ns:base.activism.activist.area_of_activism ?x .
}