About: http://webisa.webdatacommons.org/147557164

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	This restriction is actually true almost everywhere, such as let bodies and if-then consequents; see the quick reference.
http://www.w3.org/ns/prov#wasQuotedFrom	mit.edu