PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • he aromatic hydrocarbons such as benzene, toluene, ethyl benzene, xylene, and the like.
http://www.w3.org/ns/prov#wasQuotedFrom
  • freepatentsonline.com