What is the previous team of the player with 4 NBA years and a pick less than 16?
CREATE TABLE table_76791 (
    "Pick" real,
    "Pos." text,
    "Nationality" text,
    "Team" text,
    "Previous team" text,
    "NBA years [a ]" text,
    "Career with the franchise [b ]" text
)
SELECT "Previous team" FROM table_76791 WHERE "NBA years [a ]" = '4' AND "Pick" < '16'
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 previous team of the player with 4 NBA years and a pick less than 16? ### Input: CREATE TABLE table_76791 (
    "Pick" real,
    "Pos." text,
    "Nationality" text,
    "Team" text,
    "Previous team" text,
    "NBA years [a ]" text,
    "Career with the franchise [b ]" text
) ### Response: SELECT "Previous team" FROM table_76791 WHERE "NBA years [a ]" = '4' AND "Pick" < '16'