PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • These can be illustrated by sodium carbonate, sodium and/or potassium hydroxide, alkali metal polyphosphates such as sodium tripolyphosphate or acids such as phosphoric acid.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com