PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Anyway, here are a few things we picked up while debugging the extruder to consider in addition to the instructions on the MakerBot site:
http://www.w3.org/ns/prov#wasQuotedFrom
  • built-to-spec.com