PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Nearly 80 percent of the food that feeds the world begins as seeds, including such staple crops as corn, wheat and rice.
http://www.w3.org/ns/prov#wasQuotedFrom
  • sciencedaily.com