PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • The material being present in the tube segment during a measurement may constitute a quantity that is not representative for the determination of one or a number of components of a greater quantity of material, from which the sample has been taken, e.g. a mixing tank or tub.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com