PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • As the catalyst, there may be mentioned, for example, noble metals such as platinum, palladium and rhodium, an alkali metal, alkaline earth metal, oxide, and the like.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com