PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • If it does contain zero, the change is not statistically significant; that is, it is uncertain whether there was an increase or decrease.
http://www.w3.org/ns/prov#wasQuotedFrom
  • blogspot.com