PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • The silicon compound gas may be admixed with other compounds, e.g. a carbon compound such as hydrocarbons or carbon fluoride, nitrogen, or a nitrogen compound such as hydrides of nitrogen.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com