About: http://webisa.webdatacommons.org/190463411

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	You need to clarify more, otherwise the answer is You did it!, since Document is an Object and has been built from an XML file.
http://www.w3.org/ns/prov#wasQuotedFrom	stackoverflow.com