About: http://webisa.webdatacommons.org/187442759

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 example, below is a triangle that has been reflected in the line y = x (the length of the pink lines should be the same on each side of the line y=x):
http://www.w3.org/ns/prov#wasQuotedFrom	mathsrevision.net