About: http://webisa.webdatacommons.org/54904877

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	The sudden return to gravity on re-entry can cause astronauts to faint or feel dizzy -- a problem especially for the pilots who have to land the spacecraft.
http://www.w3.org/ns/prov#wasQuotedFrom	historylink.org