What shows are on the networks which are from the United States?
SELECT DISTINCT ?uri WHERE { ?x <http://dbpedia.org/ontology/locationCountry> <http://dbpedia.org/resource/United_States> . ?uri <http://dbpedia.org/property/network> ?x  . ?uri <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://dbpedia.org/ontology/TelevisionShow>}
United_States