CREATE TABLE table_33251 ("City" CLOB, "Country" CLOB, "IATA" CLOB, "ICAO" CLOB, "Airport" CLOB)

Where is the City of Douala?
SELECT "Country" FROM table_33251 WHERE "City" = 'douala'
SELECT "Country" FROM "table_33251" WHERE "City" = 'douala'