About: http://webisa.webdatacommons.org/3553872

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	MP3s are a go, as are WMA files, WAV files, the Audible format, and even DRM-free AAC tracks from iTunes Plus will play.
http://www.w3.org/ns/prov#wasQuotedFrom	arstechnica.com