About: http://webisa.webdatacommons.org/110442232

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 minimum companion age requirement varies by airline, for example on Southwest and AirTran it is 12, on Frontier it is 15, on American it is 16 and on Alaska, Delta and United it is 18.
http://www.w3.org/ns/prov#wasQuotedFrom	bestfares.com