List the base currency of the country whose anthem is Oj, svijetla majska zoro.
SELECT DISTINCT ?uri WHERE { ?x <http://dbpedia.org/ontology/anthem> <http://dbpedia.org/resource/Oj,_svijetla_majska_zoro> . ?x <http://dbpedia.org/property/currency> ?uri  . }
Oj,_svijetla_majska_zoro