How many religions are followed by the group whose architectural style can be seen on Sanggar Agung?
SELECT DISTINCT COUNT(?uri) WHERE { <http://dbpedia.org/resource/Sanggar_Agung> <http://dbpedia.org/property/architecturalStyle> ?x . ?x <http://dbpedia.org/ontology/religion> ?uri  . ?x <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://dbpedia.org/ontology/EthnicGroup>}
Sanggar_Agung