Name a company with one of the key person as Edwin Catmull and produces RenderMan?
SELECT DISTINCT ?uri WHERE {?uri <http://dbpedia.org/ontology/keyPerson> <http://dbpedia.org/resource/Edwin_Catmull> . ?uri <http://dbpedia.org/property/products> <http://dbpedia.org/resource/RenderMan_(software)>  . ?uri <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://dbpedia.org/ontology/Company>}
Edwin_Catmull RenderMan_(software)