Question: From how many different cities have people gone to the Illinois Fighting Illini men's basketball?
SPARQL:
SELECT DISTINCT COUNT(?uri) WHERE { ?x <http://dbpedia.org/ontology/college> <http://dbpedia.org/resource/Illinois_Fighting_Illini_men's_basketball> . ?x <http://dbpedia.org/property/placeOfBirth> ?uri  . ?uri <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://dbpedia.org/ontology/Place>}