About: http://webisa.webdatacommons.org/437720300

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	It is sort of working for this criteria but have their limits such as criteria #4 and some other issues.
http://www.w3.org/ns/prov#wasQuotedFrom	stackexchange.com