Which Stage has a Mountains classification of filippo savini?
CREATE TABLE table_name_79 (
    stage VARCHAR,
    mountains_classification VARCHAR
)
SELECT stage FROM table_name_79 WHERE mountains_classification = "filippo savini"
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: Which Stage has a Mountains classification of filippo savini? ### Input: CREATE TABLE table_name_79 (
    stage VARCHAR,
    mountains_classification VARCHAR
) ### Response: SELECT stage FROM table_name_79 WHERE mountains_classification = "filippo savini"