What is ICAO, when Airport is 'Sibulan Airport'?
CREATE TABLE table_name_90 (
    icao VARCHAR,
    airport VARCHAR
)
SELECT icao FROM table_name_90 WHERE airport = "sibulan airport"
Below are sql tables schemas paired with instruction that describes a task. Using valid SQLite, write a response that appropriately completes the request for the provided tables. ### Instruction: What is ICAO, when Airport is 'Sibulan Airport'? ### Input: CREATE TABLE table_name_90 (
    icao VARCHAR,
    airport VARCHAR
) ### Response: SELECT icao FROM table_name_90 WHERE airport = "sibulan airport"