PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • FIG. 4 is a graph showing maximum nitric oxide production 1 hr and 1 week following drug delivery.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com