About: http://webisa.webdatacommons.org/29748817

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 the early 1940s, the US and Germany started working (separately, obviously) on surface-to-air missiles in order to destroy aircraft and other missiles.
http://www.w3.org/ns/prov#wasQuotedFrom	coolmaterial.com