PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • It also contains a horrendous WHEN OTHERS exception, meaning that if there is an error reading the data for some reason, then it silently returns no data as if there was no problem, except for there being no data.
http://www.w3.org/ns/prov#wasQuotedFrom
  • oracle.com