About: http://webisa.webdatacommons.org/157600967

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	I am not saying he is necessarily the best way to do this, but the system is there. (Disclaimer for those potentially unaware: I work for SE and moderating the moderators is a part of my job.)
http://www.w3.org/ns/prov#wasQuotedFrom	stackexchange.com