PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • This application relates generally to drainage structures and associated hardware, and more specifically to an improved contaminant absorbing trough apparatus for use in connection with new or existing water drainage inlets to collect contaminants such as hydrocarbons and the like while continuing to permit the undisturbed passage of the drainage water.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com