Which Wins have a Year of 1963, and a Class of 50cc?
CREATE TABLE table_name_54 (
    wins INTEGER,
    year VARCHAR,
    class VARCHAR
)
SELECT AVG(wins) FROM table_name_54 WHERE year = 1963 AND class = "50cc"
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: Which Wins have a Year of 1963, and a Class of 50cc? ### Input: CREATE TABLE table_name_54 (
    wins INTEGER,
    year VARCHAR,
    class VARCHAR
) ### Response: SELECT AVG(wins) FROM table_name_54 WHERE year = 1963 AND class = "50cc"