About: http://webisa.webdatacommons.org/134951346

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	The dates I???ve seen in profiles tend to be when they were designed, e.g. sRGB 1998, or when someone happened to build it for their company.
http://www.w3.org/ns/prov#wasQuotedFrom	regex.info