Question: Give me all ESA astronauts.
SPARQL query:
PREFIX rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#> PREFIX onto: <http://dbpedia.org/ontology/> PREFIX res: <http://dbpedia.org/resource/> SELECT DISTINCT ?uri WHERE { ?uri rdf:type onto:Astronaut . ?uri onto:type res:European_Space_Agency . }