city country iata icao airport commenced ended
city
country
iata
icao
airport
commenced
ended
number
number parsed year
text text text text text number date
bandung indonesia bdo wicc husein sastranegara international airport 2013 2008
how long did tigerair fly into chiang mai ?
WRB RB VBD-AUX NNP VB IN NNP NNP .
3 years
select c7_number - c6_number from w where c1 = 'chiang mai'