Question: Who is the founder of the Sister of Saint Joseph who died on 1-15-1842?
Answer(s):
answer: Mary MacKillop

SPARQL query:
PREFIX ns: <http://rdf.freebase.com/ns/>
SELECT DISTINCT ?x
WHERE {
FILTER (?x != ns:m.06jc5d)
FILTER (!isLiteral(?x) OR lang(?x) = '' OR langMatches(lang(?x), 'en'))
ns:m.06jc5d ns:organization.organization.founders ?x .
?x ns:people.person.date_of_birth "1842-01-15"^^xsd:dateTime . 
}