About: http://webisa.webdatacommons.org/71584050

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	As shown in the code above, you can dig into the exception and pull out a lot of good information, such as the fact that the underlying HTTP response was a 401 Unauthorized.
http://www.w3.org/ns/prov#wasQuotedFrom	geekswithblogs.net