Which Gold has a Nation of sri lanka, and a Silver smaller than 10?
CREATE TABLE table_name_39 (
    gold INTEGER,
    nation VARCHAR,
    silver VARCHAR
)
SELECT AVG(gold) FROM table_name_39 WHERE nation = "sri lanka" AND silver < 10
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: Which Gold has a Nation of sri lanka, and a Silver smaller than 10? ### Input: CREATE TABLE table_name_39 (
    gold INTEGER,
    nation VARCHAR,
    silver VARCHAR
) ### Response: SELECT AVG(gold) FROM table_name_39 WHERE nation = "sri lanka" AND silver < 10