PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Either could tie into various forms of sensors and I/O devices such as a speaker and a microphone to facilitate voice-enabled functionalities, such as navigation, stereo, and phone functions.
http://www.w3.org/ns/prov#wasQuotedFrom
  • appleinsider.com