About: http://webisa.webdatacommons.org/368105585

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 have not looked at the code, but from the outside it looks like there is a mechanism to prevent recursion in the event that a single update trigger updates the record it was fire on.
http://www.w3.org/ns/prov#wasQuotedFrom	apache.org