PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Multiple, for example six, reflecting surfaces, each having a shape of one quarter of a circle or an ellipse or a portion of a polygon, such as a square, rectangle or triangle, are radially disposed about the center of a round ground plane conductor to give a hemispherical shape with multiple, for example six, equal sectors.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com.au