Question: Which one of Abraham's sons died in 1910?
Answer(s):
answer: Ishmael

SPARQL query:
PREFIX ns: <http://rdf.freebase.com/ns/>
SELECT DISTINCT ?x
WHERE {
FILTER (?x != ns:m.0pwb)
FILTER (!isLiteral(?x) OR lang(?x) = '' OR langMatches(lang(?x), 'en'))
ns:m.0pwb ns:people.person.children ?x .
?x ns:people.person.date_of_birth "-1910"^^xsd:dateTime . 
}