Question: Name the river whose source is located in Itasca State Park and mouth is located in Pilottown, Louisiana?
SPARQL query:
PREFIX rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#>
PREFIX prop: <http://dbpedia.org/property/>
PREFIX onto: <http://dbpedia.org/ontology/>
SELECT DISTINCT ?uri WHERE {?uri prop:sourceLocation <http://dbpedia.org/resource/Itasca_State_Park> . ?uri prop:mouthLocation <http://dbpedia.org/resource/Pilottown,_Louisiana>  . ?uri rdf:type onto:River}