what is average weight of the fist three contestants ?
CREATE TABLE table_204_688 (
    id number,
    "name" text,
    "red vs. blue" text,
    "couples team" text,
    "status" text,
    "weight" text,
    "total votes" number
)
SELECT AVG("weight") FROM table_204_688 WHERE id <= 3
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 average weight of the fist three contestants ? ### Input: CREATE TABLE table_204_688 (
    id number,
    "name" text,
    "red vs. blue" text,
    "couples team" text,
    "status" text,
    "weight" text,
    "total votes" number
) ### Response: SELECT AVG("weight") FROM table_204_688 WHERE id <= 3