Which date was the event that Yani won in a playoff over Yueh-Chyn Huang?
CREATE TABLE table_name_55 (
    date VARCHAR,
    margin_of_victory VARCHAR,
    runner_s__up VARCHAR
)
SELECT date FROM table_name_55 WHERE margin_of_victory = "playoff" AND runner_s__up = "yueh-chyn huang"
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 date was the event that Yani won in a playoff over Yueh-Chyn Huang? ### Input: CREATE TABLE table_name_55 (
    date VARCHAR,
    margin_of_victory VARCHAR,
    runner_s__up VARCHAR
) ### Response: SELECT date FROM table_name_55 WHERE margin_of_victory = "playoff" AND runner_s__up = "yueh-chyn huang"