PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • The halide salt of an alkali metal or alkaline earth metal has the general formula M(Halide)a where M is an alkali metal or an alkaline earth metal, and where a is 1 for alkali metal salts and 2 for alkaline earth salts.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.es