In how many countries are people born who play cricket?
SELECT DISTINCT COUNT(?uri) WHERE { ?x <http://dbpedia.org/ontology/occupation> <http://dbpedia.org/resource/Cricket> . ?x <http://dbpedia.org/ontology/stateOfOrigin> ?uri  . ?uri <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://dbpedia.org/ontology/Country>}
Cricket