Below is the list of tables from the database along with their columns and datatype. Need to generate an accurate SQL query for the question.
Only use the columns present in the respective table. Only use the columns which are required to generate the SQL query. Only use table joins if required and not otherwise.

### Tables ###
TABLE: CREATE TABLE table_73621 ( "Team" text, "Outgoing manager" text, "Manner of departure" text, "Date of vacancy" text, "Table" text, "Incoming manager" text, "Date of appointment" text )

### Question ###
What is the date of vacancy for the Liverpool team with a table named pre-season?

### Accurate SQL ###

SELECT "Date of vacancy" FROM table_73621 WHERE "Table" = 'Pre-season' AND "Team" = 'Liverpool'