PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • The inorganic solids can comprise, in addition to the alkali metal hydroxide, an alkali metal salt such as an alkali metal halide, carbonate, sulfate, phosphate, nitrate or oxide.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.es