About: http://webisa.webdatacommons.org/324709252

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	You should check out how error/status codes are organized in common protocols such as HTTP. They reserve distinct ranges for different types of statuses/errors.
http://www.w3.org/ns/prov#wasQuotedFrom	stackexchange.com