PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • The most promising of these is catechin, a tannin derivative that gives tea its astringency and is common to many plants such as grapes, berries, and ferns.
http://www.w3.org/ns/prov#wasQuotedFrom
  • fsu.edu