PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • For instance, the amount of food in the influent can be measured by a biochemical oxygen demand (BOD) test, a test which is well known in the art and which involes an initial measurement of the oxygen content of a sample, and a subsequent measurement 5 days later to produce what is known as the five day biochemical oxygen demand (BOD5).
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com.au