Below is an context that describes a sql query, paired with an question that provides further information. Write an answer that appropriately completes the request.  # noqa: E501
### Context:
CREATE TABLE table_12078626_1 (date_of_completion VARCHAR, success VARCHAR)
### Question:
 what's the date of completion where success is yes
### Answer:
SELECT date_of_completion FROM table_12078626_1 WHERE success = "Yes"