What report did Jack Brabham win?
CREATE TABLE table_name_21 (
    report VARCHAR,
    winning_driver VARCHAR
)
SELECT report FROM table_name_21 WHERE winning_driver = "jack brabham"
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 report did Jack Brabham win? ### Input: CREATE TABLE table_name_21 (
    report VARCHAR,
    winning_driver VARCHAR
) ### Response: SELECT report FROM table_name_21 WHERE winning_driver = "jack brabham"