Question: Where are ethnic group located which speak Nebraskan?
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 { <http://dbpedia.org/resource/Nebraska> onto:language ?x . ?x prop:region ?uri  . ?x rdf:type onto:EthnicGroup}