How many games have Air Force as the opponent?
CREATE TABLE table_21091162_1 (
    game INTEGER,
    opponent VARCHAR
)
SELECT MAX(game) FROM table_21091162_1 WHERE opponent = "Air Force"
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: How many games have Air Force as the opponent? ### Input: CREATE TABLE table_21091162_1 (
    game INTEGER,
    opponent VARCHAR
) ### Response: SELECT MAX(game) FROM table_21091162_1 WHERE opponent = "Air Force"