Name the number of captains for barcelona
CREATE TABLE table_31117 (
    "Team" text,
    "Chairman" text,
    "Head Coach" text,
    "Captain" text,
    "Kitmaker" text,
    "Shirt sponsor" text
)
SELECT COUNT("Captain") FROM table_31117 WHERE "Team" = 'Barcelona'
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: Name the number of captains for barcelona ### Input: CREATE TABLE table_31117 (
    "Team" text,
    "Chairman" text,
    "Head Coach" text,
    "Captain" text,
    "Kitmaker" text,
    "Shirt sponsor" text
) ### Response: SELECT COUNT("Captain") FROM table_31117 WHERE "Team" = 'Barcelona'