CREATE TABLE table_40824 ("AIRLINE" CLOB, "ICAO" CLOB, "IATA" CLOB, "CALLSIGN" CLOB, "COMMENCED OPERATIONS" CLOB)

What is the ICAO for Asiana Airlines?
SELECT "ICAO" FROM table_40824 WHERE "AIRLINE" = 'asiana airlines'
SELECT "ICAO" FROM "table_40824" WHERE "AIRLINE" = 'asiana airlines'