About: http://webisa.webdatacommons.org/101711701

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	So... there are roughly 4 groups and there is a semantical difference between 2 of them (2 and 3).
http://www.w3.org/ns/prov#wasQuotedFrom	stackexchange.com