Question: What is the american football league whose champion is from Kansas City, Missouri?
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 { ?x prop:city <http://dbpedia.org/resource/Kansas_City,_Missouri> . ?uri prop:champion ?x  . ?uri rdf:type onto:AmericanFootballLeague}