PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • As apparent from the above deficiencies with conventional systems for entertaining callers placed on hold by a call center, a need exists for an entertainment system that allows callers to receive a valuable entertainment option while on hold, such as the option to place a call to a third party, or access premium entertainment services such as shared-revenue telephone services.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.es