What is the sum of the bronze medals won by south korea?
CREATE TABLE table_14226 (
    "Rank" text,
    "Nation" text,
    "Gold" real,
    "Silver" real,
    "Bronze" real,
    "Total" real
)
SELECT SUM("Bronze") FROM table_14226 WHERE "Nation" = 'south korea'
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 bronze medals won by south korea? ### Input: CREATE TABLE table_14226 (
    "Rank" text,
    "Nation" text,
    "Gold" real,
    "Silver" real,
    "Bronze" real,
    "Total" real
) ### Response: SELECT SUM("Bronze") FROM table_14226 WHERE "Nation" = 'south korea'