About: http://webisa.webdatacommons.org/81656259

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	Any alpha value other than zero is interpreted as ???this pixel should contribute to the final image???.
http://www.w3.org/ns/prov#wasQuotedFrom	sourceforge.net