About: http://webisa.webdatacommons.org/411307616

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 reason for this is that your database can JOIN data very efficiently, especially with indexes, but doing this over the network is a bad idea because it results in a lot of requests.
http://www.w3.org/ns/prov#wasQuotedFrom	stackoverflow.com