PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Using this system, a researcher can analyze, in real-time, chemical species such as oxygen, sulfide, iron sulfide, iron, and manganese.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com