PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Most auto parts stores sell a belt tensioner that will provide a more exact reference, but I think the 1/4 rule is a good one.
http://www.w3.org/ns/prov#wasQuotedFrom
  • vansairforce.com