List the people with Scientology as their religious belief?
SELECT DISTINCT ?uri WHERE {?uri <http://dbpedia.org/ontology/religion> <http://dbpedia.org/resource/Scientology>  . ?uri <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://dbpedia.org/ontology/Person>}
Scientology