How many yards per attempt were there when total yards were 513?
CREATE TABLE table_19517448_3 (
    yards_per_attempt VARCHAR,
    total_yards VARCHAR
)
SELECT yards_per_attempt FROM table_19517448_3 WHERE total_yards = "513"
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 yards per attempt were there when total yards were 513? ### Input: CREATE TABLE table_19517448_3 (
    yards_per_attempt VARCHAR,
    total_yards VARCHAR
) ### Response: SELECT yards_per_attempt FROM table_19517448_3 WHERE total_yards = "513"