Question: What currencies are used in the country whose capital is Podgorica?
SPARQL query:
PREFIX res: <http://dbpedia.org/resource/>
PREFIX prop: <http://dbpedia.org/property/>
PREFIX onto: <http://dbpedia.org/ontology/>
SELECT DISTINCT ?uri WHERE { ?x onto:capital res:Podgorica . ?x prop:currency ?uri  . }