PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Parts of Lechuguilla have been cut off from the surface for four to seven million years, and the life-forms there ??? mainly bacteria and other microbes ??? have charted their own evolutionary courses.
http://www.w3.org/ns/prov#wasQuotedFrom
  • discovermagazine.com