PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • A metal oxide such as alumina does not voluntarily react with a chlorine gas or the like regardless of the presence/absence of oxygen in many cases.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com