On which date was the position less than 4 at Piraeus?
CREATE TABLE table_37669 (
    "Pos." real,
    "Mark" text,
    "Athlete" text,
    "Venue" text,
    "Date" text
)
SELECT "Date" FROM table_37669 WHERE "Pos." < '4' AND "Venue" = 'piraeus'
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: On which date was the position less than 4 at Piraeus? ### Input: CREATE TABLE table_37669 (
    "Pos." real,
    "Mark" text,
    "Athlete" text,
    "Venue" text,
    "Date" text
) ### Response: SELECT "Date" FROM table_37669 WHERE "Pos." < '4' AND "Venue" = 'piraeus'