Question: Give me all Australian metalcore bands.
SPARQL query:
PREFIX onto: <http://dbpedia.org/ontology/>
PREFIX res: <http://dbpedia.org/resource/>
PREFIX rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#>
SELECT DISTINCT ?uri
WHERE {
        ?uri rdf:type onto:Band .
        ?uri onto:genre res:Metalcore .
      { ?uri onto:hometown res:Australia . }
      UNION 
      { ?uri onto:hometown ?h .
        ?h onto:country res:Australia . }
}