PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Liquid level sensors are used to detect liquid levels or interfaces between liquids such as oil and water or liquids and solids.
http://www.w3.org/ns/prov#wasQuotedFrom
  • globalspec.com