PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • They define sets of speaking and listening skills, such as propelling conversations by posing and responding to questions that probe reasoning and evidence.
http://www.w3.org/ns/prov#wasQuotedFrom
  • edweek.org