PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • But the most important clue is how the author rejected the stages of Wilber's model, but kept the 4 quadrants.
http://www.w3.org/ns/prov#wasQuotedFrom
  • kheper.net