About: http://webisa.webdatacommons.org/114008411

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	To date, several hundred such witnesses have been identified throughout the world and spanning every branch of the armed services, the NRO, DIA, CIA, NASA, the former USSR, and other agencies and countries.
http://www.w3.org/ns/prov#wasQuotedFrom	levelbeyond.com