About: http://webisa.webdatacommons.org/195384673

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	There is nothing problem with your code. there is a problem with your plist file.
http://www.w3.org/ns/prov#wasQuotedFrom	stackoverflow.com