About: http://webisa.webdatacommons.org/358827137

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	But there could be more than two event types in future, so the if-else will be long and maybe unreadable.
http://www.w3.org/ns/prov#wasQuotedFrom	stackoverflow.com