What is the Total with the Event 2004 Athens and Gold less than 20?
CREATE TABLE table_name_21 (
    total INTEGER,
    event VARCHAR,
    gold VARCHAR
)
SELECT SUM(total) FROM table_name_21 WHERE event = "2004 athens" AND gold < 20
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 is the Total with the Event 2004 Athens and Gold less than 20? ### Input: CREATE TABLE table_name_21 (
    total INTEGER,
    event VARCHAR,
    gold VARCHAR
) ### Response: SELECT SUM(total) FROM table_name_21 WHERE event = "2004 athens" AND gold < 20