PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • X can include alkali metals such as sodium, potassium and lithium, alkaline earth metals such as calcium and barium, amines including alkanol amines and their oxyalkylated adducts, and ammonium.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com