PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Mercury, however, is especially challenging to model because it readily converts between three different species, each of which reacts with the environment in a different way.
http://www.w3.org/ns/prov#wasQuotedFrom
  • lbl.gov