About: http://webisa.webdatacommons.org/191129714

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	largely drawn from the work of the 9/11 Commission and other investigations
http://www.w3.org/ns/prov#wasQuotedFrom	archives.gov