About: http://webisa.webdatacommons.org/410765034

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	If it is a string, there is a known set of possible methods and properties; if it is an Int32, it has a separate set, and so on.
http://www.w3.org/ns/prov#wasQuotedFrom	stackoverflow.com