แสดงเที่ยวบิน CO พร้อมอาหารที่ออกเดินทางจากซีแอตเทิลในวันอาทิตย์ไปยังชิคาโก้ ไม่จำเป็นต้องใช้โต๊ะทั้งหมด
show me the CO flights with meals which depart SEATTLE on sunday for CHICAGOIt is not neccessary to use all the tables.
 airline:  airline_code [ varchar]  airline_name [ text]  note [ text] 
SELECT DISTINCT flight.flight_id FROM airport_service AS AIRPORT_SERVICE_0, airport_service AS AIRPORT_SERVICE_1, city AS CITY_0, city AS CITY_1, date_day, days, flight, food_service WHERE (((date_day.day_number = 27 AND date_day.month_number = 8 AND date_day.year = 1991 AND days.day_name = date_day.day_name AND flight.flight_days = days.days_code AND food_service.meal_code = flight.meal_code) AND (flight.airline_code = 'CO')) AND CITY_1.city_code = AIRPORT_SERVICE_1.city_code AND CITY_1.city_name = 'CHICAGO' AND flight.to_airport = AIRPORT_SERVICE_1.airport_code) AND CITY_0.city_code = AIRPORT_SERVICE_0.city_code AND CITY_0.city_name = 'SEATTLE' AND flight.from_airport = AIRPORT_SERVICE_0.airport_code