PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • It suggests extensive safety testing of all previously untested chemicals manufactured in quantities of over one tonne, irrespective of likely risk, and may, for example, include such compounds as common salt and sodium bicarbonate.
http://www.w3.org/ns/prov#wasQuotedFrom
  • thetimes.co.uk