Question: Show me all the breweries in Australia.
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 ?x
WHERE { 
        ?uri rdf:type onto:Brewery .
      { ?uri onto:location res:Australia . }
      UNION
      { ?uri onto:location ?x . 
        ?x onto:country res:Australia . } 
}