PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • In a preferred embodiment, the catalyst is a transition metal catalyst including but not limited to iron, cobalt, or nickel.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com