PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Furthermore, and that is where focus of non-mammalian research lied in the 1980s, all vertebrates except mammals can perceive environmental light via three routes: the eyes, the pineal organ and the deep-brain photoreceptors.
http://www.w3.org/ns/prov#wasQuotedFrom
  • scienceblogs.com