About: http://webisa.webdatacommons.org/219963959

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	I would guess not since they no longer need to maintain the skills needed to fly in space, i.e. flying jets.
http://www.w3.org/ns/prov#wasQuotedFrom	collectspace.com