What is the report for the race that Mike Spence won.
CREATE TABLE table_1140099_6 (
    report VARCHAR,
    winning_driver VARCHAR
)
SELECT report FROM table_1140099_6 WHERE winning_driver = "Mike Spence"
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 is the report for the race that Mike Spence won. ### Input: CREATE TABLE table_1140099_6 (
    report VARCHAR,
    winning_driver VARCHAR
) ### Response: SELECT report FROM table_1140099_6 WHERE winning_driver = "Mike Spence"