Question: Where do current famous NatGeo photographers live?
SPARQL:
SELECT DISTINCT ?uri WHERE { ?x <http://dbpedia.org/ontology/knownFor> <http://dbpedia.org/resource/National_Geographic_(magazine)> . ?x <http://dbpedia.org/ontology/residence> ?uri  . ?x <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://dbpedia.org/ontology/Photographer>}