About: http://webisa.webdatacommons.org/309580720

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 United States was a world leader in its high-??????school grad??u??a??tion rate until the 1980s, when we began to lose ground to many nations in Western Europe, Canada, Japan, Aus??tralia and New Zealand.
http://www.w3.org/ns/prov#wasQuotedFrom	northeastern.edu