About: http://webisa.webdatacommons.org/133803461

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 seem to jump between these two definitions without seeing there is a difference between them.
http://www.w3.org/ns/prov#wasQuotedFrom	stackexchange.com