About: http://webisa.webdatacommons.org/245510089

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	Procedures have been used to prevent incapacitation of all flight crew due to common factors such as food or drink poisoning.
http://www.w3.org/ns/prov#wasQuotedFrom	blogspot.com