PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • The voice slot 1086 receives voice services, such as telephone services, including VoIP and VoATM, using a variety of protocols including MGCP, SIP, H.323, and H.248, which are standards well known in the industry The voice codec 1084 registers voice signals and performs the conversion between sound analog and digital codes.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com