PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Accordingly, there is a need for a system that efficiently alerts the consumer to the end of the useful life of a perishable product based upon the passage of time as well as environmental factors such as temperature, light, and exposure to atmosphere.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com