PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • You can use custom events to notify users about state changes in your program and any change that your program can detect, including hardware or system conditions, application status, disk status, network status, or the completion of a background job.
http://www.w3.org/ns/prov#wasQuotedFrom
  • microsoft.com