Who rented the stadium where the UFC 152 took place?
SELECT DISTINCT ?uri WHERE { <http://dbpedia.org/resource/UFC_152> <http://dbpedia.org/property/venue> ?x . ?x <http://dbpedia.org/ontology/tenant> ?uri  . ?x <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://dbpedia.org/ontology/Stadium>}
UFC_152