Question: Jerry Bock's musicals has been adapted from how many things?
SPARQL query: SELECT DISTINCT COUNT(?uri) WHERE { ?x <http://dbpedia.org/property/music> <http://dbpedia.org/resource/Jerry_Bock> . ?x <http://dbpedia.org/ontology/basedOn> ?uri  . }
Answer: There are [9] things where musicals with Jerry Bock are based on.