About: http://webisa.webdatacommons.org/221725819

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	However, several developments that year, including the development of the first Soviet ICBMs and the launch of Sputnik I, caused the schedule to be pushed up several times.
http://www.w3.org/ns/prov#wasQuotedFrom	wikipedia.org