Below is an context that describes a sql query, paired with an question that provides further information. Write an answer that appropriately completes the request.  # noqa: E501
### Context:
CREATE TABLE airport (id VARCHAR, airport_id VARCHAR, pilot VARCHAR); CREATE TABLE flight (id VARCHAR, airport_id VARCHAR, pilot VARCHAR)
### Question:
How many airports haven't the pilot 'Thompson' driven an aircraft?
### Answer:
SELECT COUNT(*) FROM airport WHERE NOT id IN (SELECT airport_id FROM flight WHERE pilot = 'Thompson')