About: http://webisa.webdatacommons.org/146795186

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	Controller 20 also retrieves data such as volume level, track selection, time elapsed, etc., from the devices 30 to be displayed on the keypad 40.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com