The 2001 NASCAR Winston Cup Series championship has what has a circuit?
CREATE TABLE table_name_16 (
    circuit VARCHAR,
    championship VARCHAR
)
SELECT circuit FROM table_name_16 WHERE championship = "2001 nascar winston cup series"
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: The 2001 NASCAR Winston Cup Series championship has what has a circuit? ### Input: CREATE TABLE table_name_16 (
    circuit VARCHAR,
    championship VARCHAR
) ### Response: SELECT circuit FROM table_name_16 WHERE championship = "2001 nascar winston cup series"