About: http://webisa.webdatacommons.org/133841137

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	Soon after that, they added the ability to place ads on specific sites...but not the ability to say, anything except spam sites, including Google's own spam domain hosting service.
http://www.w3.org/ns/prov#wasQuotedFrom	ycombinator.com