About: http://webisa.webdatacommons.org/234276302

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 really interesting one, and I think I managed to find a solving algorithm here and here.
http://www.w3.org/ns/prov#wasQuotedFrom	stackexchange.com