About: http://webisa.webdatacommons.org/105117923

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	For a shape such as a rectangle or a circle, a position on the surface may be defined by its distance from three known points on that surface, provided the known points are either all on the edge of the surface shape or not collinear.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com