PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • The interface of the NodeSegment control is expressed in terms of a centre point, radii and angles, i.e. a polar coordinate system.
http://www.w3.org/ns/prov#wasQuotedFrom
  • codeproject.com