About: http://webisa.webdatacommons.org/83357589

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	Just to make sure we are talking about the same thing, c is a straight line between points X and Z, called the cord, the curved line would be called arc length XZ.
http://www.w3.org/ns/prov#wasQuotedFrom	vbulletin.net