About: http://webisa.webdatacommons.org/232489891

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	As for actually implementing something like this, here is an example of how you might do it in JavaScript.
http://www.w3.org/ns/prov#wasQuotedFrom	stackexchange.com