PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Leafy green vegetables such as spinach, as well as fruits, dried beans and peas are good sources of folate (the natural form of folic acid).
http://www.w3.org/ns/prov#wasQuotedFrom
  • howstuffworks.com