PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • The term ???heteroatom??? refers to any atom other than carbon, for example, N, O, or S.
http://www.w3.org/ns/prov#wasQuotedFrom
  • freshpatents.com