About: http://webisa.webdatacommons.org/126415755

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	Considerable progress has been made in the U.S and other nations, but gaps in knowledge still exist.
http://www.w3.org/ns/prov#wasQuotedFrom	osti.gov