About: http://webisa.webdatacommons.org/319052353

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	Assuming that you do not have anything other than image files in the directory, another (simpler) option is to run
http://www.w3.org/ns/prov#wasQuotedFrom	stackoverflow.com