About: http://webisa.webdatacommons.org/219351878

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	My guess is that cost is a major factor here. $20USD for 25MB of data is not just too expensive in its own right but 25MB of data is barely enough to retrieve your email and load a few web pages these days.
http://www.w3.org/ns/prov#wasQuotedFrom	delimiter.com.au