PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Operating legacy systems subject us to inherent costs and risks associated with maintaining, upgrading and replacing these systems and retaining sufficiently skilled personnel to maintain and operate the systems, demands on management time, and other risks and costs.
http://www.w3.org/ns/prov#wasQuotedFrom
  • sec.gov