About: http://webisa.webdatacommons.org/7637258

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	The fact that not unloading any plugins is a workaround suggests to me that the deconstructor cannot handle being called more than once.
http://www.w3.org/ns/prov#wasQuotedFrom	launchpad.net