PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • answer whether trees and other plants can absorb ever-increasing amounts of carbon dioxide from the air or are limited by environmental factors.
http://www.w3.org/ns/prov#wasQuotedFrom
  • carleton.edu