About: http://webisa.webdatacommons.org/186877183

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	Now you might assume that Black is a 0 value for each of these and White is a 255 value for each of these, and indeed he is the way it works for Extended RGB.
http://www.w3.org/ns/prov#wasQuotedFrom	avsforum.com