About: http://webisa.webdatacommons.org/392102151

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	He recalls that at one point the sub he was on stayed submerged for 72 days without surfacing, mainly spying on the Russians, he says.
http://www.w3.org/ns/prov#wasQuotedFrom	southwestart.com