About: http://webisa.webdatacommons.org/222194908

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	I recreated your example and I got the same results, but I found an interesting difference when the failure is a result of a Not NULL constraint.
http://www.w3.org/ns/prov#wasQuotedFrom	sqlservercentral.com