Who had the Points classification for Stage 13?
CREATE TABLE table_name_20 (
    points_classification VARCHAR,
    stage VARCHAR
)
SELECT points_classification FROM table_name_20 WHERE stage = "13"
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 had the Points classification for Stage 13? ### Input: CREATE TABLE table_name_20 (
    points_classification VARCHAR,
    stage VARCHAR
) ### Response: SELECT points_classification FROM table_name_20 WHERE stage = "13"