What is the sum of the gold medals for the nation of Great britain who had more than 8 silvers and a total of less than 61 medals?
CREATE TABLE table_name_18 (
    gold INTEGER,
    total VARCHAR,
    silver VARCHAR,
    nation VARCHAR
)
SELECT SUM(gold) FROM table_name_18 WHERE silver > 8 AND nation = "great britain" AND total < 61
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 sum of the gold medals for the nation of Great britain who had more than 8 silvers and a total of less than 61 medals? ### Input: CREATE TABLE table_name_18 (
    gold INTEGER,
    total VARCHAR,
    silver VARCHAR,
    nation VARCHAR
) ### Response: SELECT SUM(gold) FROM table_name_18 WHERE silver > 8 AND nation = "great britain" AND total < 61