PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Acetic acid is corrosive to metals including iron, magnesium, and zinc, forming hydrogen gas and metal salts called acetates.
http://www.w3.org/ns/prov#wasQuotedFrom
  • schools-wikipedia.org