About: http://webisa.webdatacommons.org/45359496

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	You might want to test beforehand if the file is readable and produce your own error message if the file can not be read.
http://www.w3.org/ns/prov#wasQuotedFrom	cpan.org