Question: What politician died before 1945-04-12 and created the Federal Reserve board?
Answer(s):
answer: Woodrow Wilson
answer: Paul Warburg

SPARQL query:
PREFIX ns: <http://rdf.freebase.com/ns/>
SELECT DISTINCT ?x
WHERE {
FILTER (?x != ns:m.02xmb)
FILTER (!isLiteral(?x) OR lang(?x) = '' OR langMatches(lang(?x), 'en'))
ns:m.02xmb ns:organization.organization.founders ?x .
?x ns:people.deceased_person.date_of_death ?num .
FILTER (?num < "1945-04-12"^^xsd:dateTime) . 
}