About: http://webisa.webdatacommons.org/341805154

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	shall be for a period other than four years but not more than six and not less than two years.
http://www.w3.org/ns/prov#wasQuotedFrom	coe.int