About: http://webisa.webdatacommons.org/53739601

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	Some of the code you pasted is a little convoluted and poorly written, so I only changed/fixed what I needed to...Is this roughly what you had in mind?:
http://www.w3.org/ns/prov#wasQuotedFrom	codingforums.com