Question: Among the countries using Aureus as currency which had Nicomedia as an important place ?
SPARQL query:
PREFIX rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#>
PREFIX onto: <http://dbpedia.org/ontology/>
SELECT DISTINCT ?uri WHERE {?uri onto:capital <http://dbpedia.org/resource/Nicomedia> . ?uri onto:currency <http://dbpedia.org/resource/Aureus>  . ?uri rdf:type onto:Country}