Question: Who was born in Wisbech and was a parent of Mary Shelley?
Answer(s):
answer: William Godwin

SPARQL query:
PREFIX ns: <http://rdf.freebase.com/ns/>
SELECT DISTINCT ?x
WHERE {
FILTER (?x != ns:m.04_by)
FILTER (!isLiteral(?x) OR lang(?x) = '' OR langMatches(lang(?x), 'en'))
ns:m.04_by ns:people.person.parents ?x .
?x ns:people.person.place_of_birth ns:m.017zvr . 
}