PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • About 90 percent of Americans have traces of BPA in their urine, mainly because the chemical leaches out of food and beverage packaging.
http://www.w3.org/ns/prov#wasQuotedFrom
  • heraldtribune.com