About: http://webisa.webdatacommons.org/131180874

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	In those languages, and in others, such as Java and .NET, where contract-programming techniques outside the language are used, contract violations are expressed as thrown exceptions.
http://www.w3.org/ns/prov#wasQuotedFrom	artima.com