PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • ms, or for pumping most types of liquids and gases.In a previously known linear motor of the type mentioned above, the turning of the piston takes place when a spring-loaded mechanical device pushes the slide to its opposite position for the purpose of reversing the movement of the piston.
http://www.w3.org/ns/prov#wasQuotedFrom
  • docstoc.com