PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • When the person ???speaking??? uses them, ???they??? may seem to convey ???nothing.??? But the reader is put in the position of assuming that ???missing??? means something other than missing.
http://www.w3.org/ns/prov#wasQuotedFrom
  • climateaudit.org