About: http://webisa.webdatacommons.org/243660064

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	But the type of flight he attempted, which involved avoiding obstacles such as high ground by detouring around them, required a standard of flight planning and in-flight navigation accuracy which was not achieved and which was probably
http://www.w3.org/ns/prov#wasQuotedFrom	bbc.co.uk