PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • The radical is an atom or a molecule with unsatisfied chemical bonding having an equal number of electrons and protons.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com.au