PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • ilica, carbon or other carrier, rhodium-olefin complex, chlorotris(triphenylphosphine)rhodium (Wilkinson's catalyst), and the like.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com