About: http://webisa.webdatacommons.org/452805899

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	Where retroreflective sheeting is used, for example, in various signs such as traffic signs, the location of the viewer is usually different from that of the light source.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com