How many albums did the maker of The Band produce?
SELECT DISTINCT COUNT(?uri) WHERE { ?x <http://dbpedia.org/ontology/artist> <http://dbpedia.org/resource/The_Band> . ?x <http://dbpedia.org/ontology/subsequentWork> ?uri  . ?uri <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://dbpedia.org/ontology/Album>}
The_Band