What is the biggest points when the grid is less than 13 and the time/retired is +7.538 secs?
CREATE TABLE table_75949 (
    "Driver" text,
    "Team" text,
    "Laps" real,
    "Time/Retired" text,
    "Grid" real,
    "Points" real
)
SELECT MAX("Points") FROM table_75949 WHERE "Grid" < '13' AND "Time/Retired" = '+7.538 secs'
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 is the biggest points when the grid is less than 13 and the time/retired is +7.538 secs? ### Input: CREATE TABLE table_75949 (
    "Driver" text,
    "Team" text,
    "Laps" real,
    "Time/Retired" text,
    "Grid" real,
    "Points" real
) ### Response: SELECT MAX("Points") FROM table_75949 WHERE "Grid" < '13' AND "Time/Retired" = '+7.538 secs'