Count all the TV shows which are related to the ones produced by Julie Gardner.
SELECT DISTINCT COUNT(?uri) WHERE { ?x <http://dbpedia.org/ontology/executiveProducer> <http://dbpedia.org/resource/Julie_Gardner> . ?uri <http://dbpedia.org/ontology/related> ?x  . ?uri <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://dbpedia.org/ontology/TelevisionShow>}
Julie_Gardner