PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Severe sickness of one of the parties is an example where frustration might apply to relieve one of the parties of their obligations under a contract.
http://www.w3.org/ns/prov#wasQuotedFrom
  • duhaime.org