PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • of the Scripps Institution points out, the levels of carbon dioxide and other greenhouse gases in our atmosphere fluctuates throughout the year, with springtime usually representing the highpoint of the cycle.
http://www.w3.org/ns/prov#wasQuotedFrom
  • nytimes.com