PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • In certain examples, the chemical species may be sodium, antimony, arsenic, bismuth, cadmium, cesium, germanium, lead, mercury, phosphorus, rubidium, selenium, tellurium, tin, zinc, combinations thereof or other suitable metals that may be atomized, ionized and/or excited to provide optical emissions.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com