PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • U.S. Pat. No. 6,237,025 issued to Ludwig et al. discusses a system architecture that employs separate real time and asynchronous networks???the former for real-time audio and video, and the latter for non-real-time audio and video, text, graphics, and other data, as well as control signals.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com