About: http://webisa.webdatacommons.org/223845057

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 x is a function of color, c, which is normally unity except when the color is in the vicinity of one of these protected colors, in which case it vanishes.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com