About: http://webisa.webdatacommons.org/58271024

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 efficiency is an issue, you probably should not be reading from a file in the first palce.
http://www.w3.org/ns/prov#wasQuotedFrom	stackoverflow.com