About: http://webisa.webdatacommons.org/244784405

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	digits, and then there is a check that the same three characters are not 999.
http://www.w3.org/ns/prov#wasQuotedFrom	sourceforge.net