About: http://webisa.webdatacommons.org/416702877

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	Vocal music, such as songs and operas, has a subject because it contains words.
http://www.w3.org/ns/prov#wasQuotedFrom	blogspot.com