Question: Which car companies are owned by the organization that includes John G. Parker as one of its leaders?
Answer(s):
answer: Edsel
answer: Rover
answer: Ford
answer: Ford of Britain
answer: Mercury
answer: Lincoln

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:organization.organization.leadership ?k .
?k ns:organization.leadership.person ns:m.03wwygk . 
?c ns:automotive.company.make_s ?x .
}