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select distinct city from station
where lower(substr(city,1,1))in ('a', 'e', 'i', 'o', 'u')
and
lower(substr(city,length(city),length(city))) in ('a', 'e', 'i', 'o', 'u')
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Weather Observation Station 8
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select distinct city from station where lower(substr(city,1,1))in ('a', 'e', 'i', 'o', 'u') and lower(substr(city,length(city),length(city))) in ('a', 'e', 'i', 'o', 'u')