About: http://webisa.webdatacommons.org/426314485

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	These variations in luminance can be attributed to physical wear and tear experienced over the lifetime of the document or documents, such as from soiling, washing, or general fading.
http://www.w3.org/ns/prov#wasQuotedFrom	google.fr