What's the most flags that had 473 wins and less than 633 losses?
CREATE TABLE table_64137 (
    "Club" text,
    "Active" text,
    "Wins" real,
    "Losses" real,
    "Draws" real,
    "Percentage wins" text,
    "Flags" real
)
SELECT MAX("Flags") FROM table_64137 WHERE "Wins" = '473' AND "Losses" < '633'
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's the most flags that had 473 wins and less than 633 losses? ### Input: CREATE TABLE table_64137 (
    "Club" text,
    "Active" text,
    "Wins" real,
    "Losses" real,
    "Draws" real,
    "Percentage wins" text,
    "Flags" real
) ### Response: SELECT MAX("Flags") FROM table_64137 WHERE "Wins" = '473' AND "Losses" < '633'