About: http://webisa.webdatacommons.org/372085297

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	M: Masked Areas, (there can be more than one), used by some cameras, especially Canons, to fine-tune the image quality.
http://www.w3.org/ns/prov#wasQuotedFrom	barrypearson.co.uk