About: http://webisa.webdatacommons.org/187534295

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	Tools such as ffmpeg and mp4box, although command line utilities, will allow one to do lossless extractions of the audio channel and to re-container them.
http://www.w3.org/ns/prov#wasQuotedFrom	macworld.com