About: http://webisa.webdatacommons.org/30171203

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	Maybe it could even be used to indicate if an track or album is a classic, if it has a very high sustainability.
http://www.w3.org/ns/prov#wasQuotedFrom	last.fm