About: http://webisa.webdatacommons.org/296206357

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	Not unusual at all for film... there is such a thing as manufacturer defects and the pattern of this looks a lot like some kind of liquid stain pattern present on the original, unexposed film stock.
http://www.w3.org/ns/prov#wasQuotedFrom	blogspot.com