PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Useful salts include the sulfates, halides such as chloride, bromide and iodide, phosphates, nitrates, chlorates, carbonates and acetates.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.es