PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • The process, which began four years ago and is still ongoing, is a bit complicated, and this team had to replace a number of systems because PAGs are not compatible with other lubricants.
http://www.w3.org/ns/prov#wasQuotedFrom
  • stle.org