who was the opponent where the date was the 21st?
CREATE TABLE table_17120964_9 (
    opponent VARCHAR,
    date VARCHAR
)
SELECT opponent FROM table_17120964_9 WHERE date = "21st"
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: who was the opponent where the date was the 21st? ### Input: CREATE TABLE table_17120964_9 (
    opponent VARCHAR,
    date VARCHAR
) ### Response: SELECT opponent FROM table_17120964_9 WHERE date = "21st"