About: http://webisa.webdatacommons.org/124515168

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	Subtle differences in the direction of the gaze, angle of the view, distance, light, and other factors mean that even if someone is looking at the same object multiple times, the object creates innumerable impressions on the retina.
http://www.w3.org/ns/prov#wasQuotedFrom	acm.org