PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Unconditional purchase obligations include material agreements to purchase goods or services, principally software and telecommunications services, that are enforceable and legally
http://www.w3.org/ns/prov#wasQuotedFrom
  • secinfo.com