Which Silver has a Gold of 2, and a Nation of puerto rico, and a Total smaller than 12?
CREATE TABLE table_name_71 (
    silver INTEGER,
    total VARCHAR,
    gold VARCHAR,
    nation VARCHAR
)
SELECT SUM(silver) FROM table_name_71 WHERE gold = 2 AND nation = "puerto rico" AND total < 12
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 Silver has a Gold of 2, and a Nation of puerto rico, and a Total smaller than 12? ### Input: CREATE TABLE table_name_71 (
    silver INTEGER,
    total VARCHAR,
    gold VARCHAR,
    nation VARCHAR
) ### Response: SELECT SUM(silver) FROM table_name_71 WHERE gold = 2 AND nation = "puerto rico" AND total < 12