PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Many acids may be used in the acidification reaction, but preferably the acid is a weak organic acid such as carbonic or acetic acid.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com