Question: Which american football team  has stadium as O.co Coliseum?
SPARQL query:
PREFIX rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#>
PREFIX onto: <http://dbpedia.org/ontology/>
SELECT DISTINCT ?uri WHERE {?uri onto:locationCity <http://dbpedia.org/resource/O.co_Coliseum> . ?uri rdf:type onto:AmericanFootballTeam}