About: http://webisa.webdatacommons.org/427457278

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	It looks like most of the black magic is in the fact that there are no instances of Reifies defined, and the constructor uses an existential type.
http://www.w3.org/ns/prov#wasQuotedFrom	stackoverflow.com