Question: Who trained the wrestlers who are billed in Wisconsin?
SPARQL query: SELECT DISTINCT ?uri WHERE { ?x <http://dbpedia.org/ontology/billed> <http://dbpedia.org/resource/Wisconsin> . ?x <http://dbpedia.org/ontology/trainer> ?uri  . ?x <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://dbpedia.org/ontology/Wrestler>}
Answer: The trainers of the wrestlers who are billed in Wisconsin are [Eddie Sharkey, Dory Funk Jr., CM Punk, Arn Anderson, John Cena, Dave Finlay, Trish Stratus, Harley Race, Killer Kowalski, Al Snow].