Question: What are the relatives of the rugby player one of whose relatives is Nick Williams?
SPARQL:
SELECT DISTINCT ?uri WHERE { ?x <http://dbpedia.org/property/relatives> <http://dbpedia.org/resource/Nick_Williams> . ?x <http://dbpedia.org/ontology/relative> ?uri  . ?x <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://dbpedia.org/ontology/RugbyPlayer>}