Question: In which areas can I find wine made of Vitis vinifera grapes?
SPARQL:
SELECT DISTINCT ?uri WHERE { ?x <http://dbpedia.org/ontology/species> <http://dbpedia.org/resource/Vitis_vinifera> . ?x <http://dbpedia.org/ontology/wineRegion> ?uri  . ?x <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://dbpedia.org/ontology/Grape>}