About: http://webisa.webdatacommons.org/377821615

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	Your problem is a special case of a broader class of problems named node-deletion problems:
http://www.w3.org/ns/prov#wasQuotedFrom	stackexchange.com