which tour was the only one to take place in december ?
CREATE TABLE table_204_634 (
    id number,
    "tour" number,
    "official title" text,
    "venue" text,
    "city" text,
    "date\nstart" text,
    "date\nfinish" text,
    "prize money\nusd" number,
    "report" text
)
SELECT "official title" FROM table_204_634 WHERE "date\nfinish" = 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 tour was the only one to take place in december ? ### Input: CREATE TABLE table_204_634 (
    id number,
    "tour" number,
    "official title" text,
    "venue" text,
    "city" text,
    "date\nstart" text,
    "date\nfinish" text,
    "prize money\nusd" number,
    "report" text
) ### Response: SELECT "official title" FROM table_204_634 WHERE "date\nfinish" = 12