Question: Which of Marilyn Monroe's parents passed away on 27 May 1902?
Answer(s):
answer: Gladys Pearl Baker

SPARQL query:
PREFIX ns: <http://rdf.freebase.com/ns/>
SELECT DISTINCT ?x
WHERE {
FILTER (?x != ns:m.04wqr)
FILTER (!isLiteral(?x) OR lang(?x) = '' OR langMatches(lang(?x), 'en'))
ns:m.04wqr ns:people.person.parents ?x .
?x ns:people.person.date_of_birth "1902-05-27"^^xsd:dateTime . 
}