What Engine has a Finish of 21?
CREATE TABLE table_name_68 (
    engine VARCHAR,
    finish VARCHAR
)
SELECT engine FROM table_name_68 WHERE finish = "21"
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 Engine has a Finish of 21? ### Input: CREATE TABLE table_name_68 (
    engine VARCHAR,
    finish VARCHAR
) ### Response: SELECT engine FROM table_name_68 WHERE finish = "21"