Question: Who are some american football players whose high school is Oktoc, Mississippi?
SPARQL:
SELECT DISTINCT ?uri WHERE {?uri <http://dbpedia.org/property/highSchool> <http://dbpedia.org/resource/Oktoc,_Mississippi>  . ?uri <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://dbpedia.org/ontology/AmericanFootballPlayer>}