About: http://webisa.webdatacommons.org/171714438

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 method returns undef if there is an error, else the string that was written to the file.
http://www.w3.org/ns/prov#wasQuotedFrom	metacpan.org