PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • In 1932, the U.S. Bureau of Mines wrote a letter to asbestos manufacturer, Eagle-Picher, and stated ???It is now known that asbestos dust is one of the most dangerous dusts to which man is exposed.???
http://www.w3.org/ns/prov#wasQuotedFrom
  • medfriendly.com