How many clubs remain in the fourth round?
CREATE TABLE table_18328569_1 (
    clubs_remaining INTEGER,
    round VARCHAR
)
SELECT MIN(clubs_remaining) FROM table_18328569_1 WHERE round = "Fourth round"
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 clubs remain in the fourth round? ### Input: CREATE TABLE table_18328569_1 (
    clubs_remaining INTEGER,
    round VARCHAR
) ### Response: SELECT MIN(clubs_remaining) FROM table_18328569_1 WHERE round = "Fourth round"