PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • In the process of measurements, data were collected at three different angles, including 0??, 45??, and 90??, respectively.
http://www.w3.org/ns/prov#wasQuotedFrom
  • hindawi.com