Question: What is the river of the body of water under Fitches Bridge where Delaware River start?
Answer(s):
answer: West Branch Delaware River

SPARQL query:
PREFIX ns: <http://rdf.freebase.com/ns/>
SELECT DISTINCT ?x
WHERE {
FILTER (?x != ns:m.0dtzd)
FILTER (!isLiteral(?x) OR lang(?x) = '' OR langMatches(lang(?x), 'en'))
ns:m.0dtzd ns:geography.river.origin ?x .
?x ns:geography.body_of_water.bridges ns:m.03bzzd7 . 
}