About: http://webisa.webdatacommons.org/200000409

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	You can use Linq to Objects to query them in much the same way you would a database including joins, etc.
http://www.w3.org/ns/prov#wasQuotedFrom	stackoverflow.com