PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Kelp is particularly rich in iodine and was the original source of iodine, discovered by Courtois in 1812.
http://www.w3.org/ns/prov#wasQuotedFrom
  • theherbprof.com