What was the constructor for round 15?
CREATE TABLE table_1140083_2 (
    constructor VARCHAR,
    rnd VARCHAR
)
SELECT constructor FROM table_1140083_2 WHERE rnd = 15
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 was the constructor for round 15? ### Input: CREATE TABLE table_1140083_2 (
    constructor VARCHAR,
    rnd VARCHAR
) ### Response: SELECT constructor FROM table_1140083_2 WHERE rnd = 15