What is the name, city, and country of the airport with the lowest altitude?
return airports ;return altitudes of #1 ;return #1 where #2 is  the   lowest ;return the   name of #3 ;return the   city of #3 ;return the   country of #3 ;return #4 ,  #5 ,   #6
['select', 'project', 'comparative', 'project', 'project', 'project', 'union']