PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • and email, it will be clear to one of ordinary skill in the art that the systems and methods presented herein may be extended to integrating other messaging protocols such as voice-over Internet protocol (VoIP), video conferencing, etc.
http://www.w3.org/ns/prov#wasQuotedFrom
  • patents.com