PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • One inherent problem with electrode systems is that they require either a new well with a completion designed especially for the system or a very extensive and often impractical re-working of an existing well.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com