What is the name of the winning driver where the circuit name is posillipo?
CREATE TABLE table_1140105_6 (
    winning_driver VARCHAR,
    circuit VARCHAR
)
SELECT winning_driver FROM table_1140105_6 WHERE circuit = "Posillipo"
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 name of the winning driver where the circuit name is posillipo? ### Input: CREATE TABLE table_1140105_6 (
    winning_driver VARCHAR,
    circuit VARCHAR
) ### Response: SELECT winning_driver FROM table_1140105_6 WHERE circuit = "Posillipo"