About: http://webisa.webdatacommons.org/419037115

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 think the best solution is to add the possibility to flag the accepted answer as controversial.
http://www.w3.org/ns/prov#wasQuotedFrom	stackexchange.com