Question: What series is Mazes of Time from, and is produced by BBC multimedia?
SPARQL query:
PREFIX res: <http://dbpedia.org/resource/>
PREFIX onto: <http://dbpedia.org/ontology/>
 SELECT DISTINCT ?uri WHERE { res:BBC_Multimedia onto:product ?uri. res:Doctor_Who:_The_Mazes_of_Time onto:series ?uri}