About: http://webisa.webdatacommons.org/333515667

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	@davidism: Are you using homogeneous corrodinates i.e for 2d space is it vec3(x, y, w) where w is a 1 if it is a point or 0 if it a vector.
http://www.w3.org/ns/prov#wasQuotedFrom	stackexchange.com