PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • As an example, if metal flow is a problem, as in forging metal into narrow rib sections, soap is added to the graphite mixture.
http://www.w3.org/ns/prov#wasQuotedFrom
  • metalpass.com