About: http://webisa.webdatacommons.org/6593061

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	In his 1973 book Twenty Years in the Secret Service: My Life with Five Presidents, Youngblood said that he had not known whether the sound he heard was a gunshot, a bomb, or a firecracker.
http://www.w3.org/ns/prov#wasQuotedFrom	wikipedia.org