About: http://webisa.webdatacommons.org/277907571

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	Beginning with iTunes 9.2 (the latest version is 9.2.1), offers Undo and Redo commands which can be applied to songs which have been removed from or added to a playlist.
http://www.w3.org/ns/prov#wasQuotedFrom	macworld.com