PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Moreover, the gene introduced into the potatoes was a snowdrop flower lectin, a substance known to be toxic to mammals.
http://www.w3.org/ns/prov#wasQuotedFrom
  • change.org