About: http://webisa.webdatacommons.org/386850784

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	Highlighted is the part where my eye focused on - as mentioned they have different signatures that at least for me, I would not even really try to compare any similarities with them.
http://www.w3.org/ns/prov#wasQuotedFrom	head-fi.org