Question: What is the nationality of the golf player who won the  2002 Players Championship ?
SPARQL query:
PREFIX rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#>
PREFIX onto: <http://dbpedia.org/ontology/>
SELECT DISTINCT ?uri WHERE { <http://dbpedia.org/resource/2002_Players_Championship> onto:champion ?x . ?x onto:nationality ?uri  . ?x rdf:type onto:GolfPlayer}