PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • try yogurt one hour before sleep time. try reading a short story or news and so on from the paper materials such as books or newspaper.
http://www.w3.org/ns/prov#wasQuotedFrom
  • stackexchange.com