PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • A real-time picture communications system (15) including a picture communications network subsystem (26) provides real-time picture communication services between users (21), devices (22), and/or groups of users, devices, and other groups.
http://www.w3.org/ns/prov#wasQuotedFrom
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