Question: What is the date of vacancy when the date of appointment is 28 November 2007 and replaced by is Alex McLeish?
SQL: SELECT "Date of vacancy" FROM "1-10592536-8" WHERE "Date of appointment" = '28 November 2007' AND "Replaced by" = 'Alex McLeish';

Question: What is the date of appointment when the date of vacancy is 21 December 2007?
SQL: SELECT "Date of appointment" FROM "1-10592536-8" WHERE "Date of vacancy" = '21 December 2007';

Question: Who replaced when team is Wigan Athletic?
SQL: SELECT "Replaced by" FROM "1-10592536-8" WHERE "Team" = 'Wigan Athletic';

Question: What is the date of vacancy when the team is Manchester City and replaced by is Mark Hughes?
SQL: SELECT "Date of vacancy" FROM "1-10592536-8" WHERE "Team" = 'Manchester City' AND "Replaced by" = 'Mark Hughes';

Question: What is the date of appointment when replaced by is Roy Hodgson?
SQL: SELECT "Date of appointment" FROM "1-10592536-8" WHERE "Replaced by" = 'Roy Hodgson';

Question: Who replaced when position in table is Pre-season?
SQL: SELECT "Replaced by" FROM "1-10592536-8" WHERE "Position in table" = 'Pre-season';