PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • But the researchers also measured the volunteers' levels of hormones that regulate appetite, such as leptin, ghrelin and insulin.
http://www.w3.org/ns/prov#wasQuotedFrom
  • washingtonpost.com