PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • (2) Certifiable referral activity involves, among other things, some person or entity other than the consumer and advertising attorney or law firms which, in person, electronically, or otherwise, refers the consumer to an attorney or law firm not identified in the advertising.
http://www.w3.org/ns/prov#wasQuotedFrom
  • cornell.edu