About: http://webisa.webdatacommons.org/19003112

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	If the portions other than the remaining color are set to white (masked). 0 is set to the registers 1-19 and 1-22 and the fixed concentration of 0 is selected by the selection 1-20.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com