PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • This approach is mostly seen in comparative/ecological/evolutionary physiology courses and textbooks and it is more geared towards answering the Why than the How questions.
http://www.w3.org/ns/prov#wasQuotedFrom
  • scienceblogs.com