About: http://webisa.webdatacommons.org/138681244

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	These are stored in a hash, where the keys are the role names and the values are an integer, usually 1.
http://www.w3.org/ns/prov#wasQuotedFrom	cpan.org