PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Nitrate is a polyatomic ion with the molecular formula NO3- and a molecular mass of 62.0049 g/mol.
http://www.w3.org/ns/prov#wasQuotedFrom
  • babylon.com