PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Many agricultural products contain significant quantities of starch, e.g., corn, wheat, rice, potatoes, cassava, sweet potatoes, and other grains and tubers.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com