PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • The fact that it is not necessary accurately to control the proportions of the reactants is especially convenient when the reaction is conducted as a continuous process, since it eases the technical problems of measuring and controlling the sulfur trioxide stream.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com.au