PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • A system for routing telephone calls from a calling party instrument to a called party instrument and involving at least one internet protocol network as recited in claim 1 wherein the system is an emergency services call system and wherein said called party instrument is a communication device located in a public safety answering facility. 8.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com