PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • What do teachers do when there is a child who for whatever the reason can not grasp what his schoolmates are grasping?
http://www.w3.org/ns/prov#wasQuotedFrom
  • kvpr.org