About: http://webisa.webdatacommons.org/218481213

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 interface is a contract saying that the object maps keys to values and supports various operations (e.g. put, get).
http://www.w3.org/ns/prov#wasQuotedFrom	stackoverflow.com