Question: Which kind of conventions are held in Rosemont, Illinois?
SPARQL query:
PREFIX rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#>
PREFIX prop: <http://dbpedia.org/property/>
PREFIX onto: <http://dbpedia.org/ontology/>
SELECT DISTINCT ?uri WHERE { ?x onto:location <http://dbpedia.org/resource/Rosemont,_Illinois> . ?x prop:genre ?uri . ?x rdf:type onto:Convention}