Question: What are the cities located on the sea into which the Aegean Sea flows?
SPARQL query:
PREFIX res: <http://dbpedia.org/resource/>
PREFIX prop: <http://dbpedia.org/property/>
PREFIX onto: <http://dbpedia.org/ontology/>
SELECT DISTINCT ?uri WHERE { res:Aegean_Sea onto:outflow ?x . ?x prop:cities ?uri  . }