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_18795125_6 (date_of_vacancy VARCHAR, position_in_table VARCHAR)
### Question:
At what date did the 23rd manager vacate the position?
### Answer:
SELECT date_of_vacancy FROM table_18795125_6 WHERE position_in_table = "23rd"