PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • However, HLW feed variability, particularly with respect to nitrate levels, may necessitate the use of sugar in some instances.
http://www.w3.org/ns/prov#wasQuotedFrom
  • science.gov