PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Furans, hydrocarbons, phosphorous, chloride compounds, blue haze and other compounds can be eliminated.
http://www.w3.org/ns/prov#wasQuotedFrom
  • opcon.se