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_10592536_8 (date_of_vacancy VARCHAR, date_of_appointment VARCHAR, replaced_by VARCHAR)
### Question:
What is the date of vacancy when the date of appointment is 28 november 2007 and replaced by is alex mcleish?
### Answer:
SELECT date_of_vacancy FROM table_10592536_8 WHERE date_of_appointment = "28 November 2007" AND replaced_by = "Alex McLeish"