List the associated musical artist of the current members of Al Bano and Romina Power?
SELECT DISTINCT ?uri WHERE { <http://dbpedia.org/resource/Al_Bano_and_Romina_Power> <http://dbpedia.org/property/currentMembers> ?x . ?x <http://dbpedia.org/ontology/associatedMusicalArtist> ?uri  . }
Al_Bano_and_Romina_Power