In Round 6, how many winning drivers were there?
CREATE TABLE table_11056278_3 (
    winning_driver VARCHAR,
    rnd VARCHAR
)
SELECT COUNT(winning_driver) FROM table_11056278_3 WHERE rnd = 6
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: In Round 6, how many winning drivers were there? ### Input: CREATE TABLE table_11056278_3 (
    winning_driver VARCHAR,
    rnd VARCHAR
) ### Response: SELECT COUNT(winning_driver) FROM table_11056278_3 WHERE rnd = 6