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mysql:SELECT DISTINCT CITY
FROM STATION
WHERE
LEFT(CITY, 1) NOT IN ('A', 'E', 'I', 'O', 'U', 'a', 'e', 'i', 'o', 'u')
OR
RIGHT(CITY, 1) NOT IN ('A', 'E', 'I', 'O', 'U', 'a', 'e', 'i', 'o', 'u');
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Weather Observation Station 11
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mysql:SELECT DISTINCT CITY FROM STATION WHERE LEFT(CITY, 1) NOT IN ('A', 'E', 'I', 'O', 'U', 'a', 'e', 'i', 'o', 'u') OR RIGHT(CITY, 1) NOT IN ('A', 'E', 'I', 'O', 'U', 'a', 'e', 'i', 'o', 'u');