PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Now, researchers continue to study tea and its healthy constituents such as polyphenols, tannin, catechins and other antioxidants.
http://www.w3.org/ns/prov#wasQuotedFrom
  • zhitea.com