About: http://webisa.webdatacommons.org/289417153

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	??????or will it be necessary to start flying beyond LEO on a regular basis to convince Congress or other funders that fuel depots will make economic sense????
http://www.w3.org/ns/prov#wasQuotedFrom	spacepolitics.com