Question: Does the mississippi orignate in the clearwater county, minnesota?
SPARQL query:
PREFIX res: <http://dbpedia.org/resource/>
PREFIX onto: <http://dbpedia.org/ontology/>
ASK WHERE { <http://dbpedia.org/resource/Mississippi_River> onto:sourceRegion <http://dbpedia.org/resource/Clearwater_County,_Minnesota> }