How many different cities do have some airport in the country of Greenland?
CREATE TABLE airports (
    city VARCHAR,
    country VARCHAR
)
SELECT COUNT(DISTINCT city) FROM airports WHERE country = 'Greenland'
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: How many different cities do have some airport in the country of Greenland? ### Input: CREATE TABLE airports (
    city VARCHAR,
    country VARCHAR
) ### Response: SELECT COUNT(DISTINCT city) FROM airports WHERE country = 'Greenland'