About: http://webisa.webdatacommons.org/82438311

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	To be honest if download is free I do not see any reason to ask for user mail address for confirmation, seems a complication from my point of view.
http://www.w3.org/ns/prov#wasQuotedFrom	codingforums.com