About: http://webisa.webdatacommons.org/382138203

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	PSD files (Photoshop native files) support layers and masks and all sorts of alpha channels and other goodies.
http://www.w3.org/ns/prov#wasQuotedFrom	codingforums.com