About: http://webisa.webdatacommons.org/152724906

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	Instead of a solid spacecraft with a rocket at the back, Valkyrie is built more like a train, with the crew quarters, fuel tanks, radiation shielding, and other vital components being pulled behind the engine on long tethers.
http://www.w3.org/ns/prov#wasQuotedFrom	nextbigfuture.com