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select distinct city from station
where lower(substr(city,1,1)) not in ('a', 'e', 'i', 'o', 'u') or lower(substr(city,length(city),1)) not in ('a', 'e', 'i', 'o', 'u');
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Weather Observation Station 11
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select distinct city from station where lower(substr(city,1,1)) not in ('a', 'e', 'i', 'o', 'u') or lower(substr(city,length(city),1)) not in ('a', 'e', 'i', 'o', 'u');