About: http://webisa.webdatacommons.org/255201277

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	Numerous problems arose with the idea, unfortunately, including the fact that the magnetic ???scoop??? actually acts as a brake.
http://www.w3.org/ns/prov#wasQuotedFrom	centauri-dreams.org