What sports are there at the universities affiliated to the National Capital Region Athletic Association?
SELECT DISTINCT ?uri WHERE { ?x <http://dbpedia.org/ontology/affiliation> <http://dbpedia.org/resource/National_Capital_Region_Athletic_Association> . ?x <http://dbpedia.org/property/athletics> ?uri  . ?x <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://dbpedia.org/ontology/University>}
National_Capital_Region_Athletic_Association