About: http://webisa.webdatacommons.org/154382114

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	Basically, it sucks, it is expensive, their web site is a joke, and there are not any alternatives.
http://www.w3.org/ns/prov#wasQuotedFrom	edhat.com