user: ### NOW ANSWER:
Question: What airport has an ICAO of BIRK?
Columns: ['City', 'Country', 'IATA', 'ICAO', 'Airport']
Types: ['text', 'text', 'text', 'text', 'text']
Sample row: ['Aalborg', 'Denmark', 'AAL', 'EKYT', 'Aalborg Airport']
SQL:

assistant: SELECT "Airport" FROM "Table" WHERE "ICAO" = 'BIRK';