CREATE TABLE table_name_49 (replaced_by VARCHAR(255), manner_of_departure VARCHAR(255), date_of_appointment VARCHAR(255))
What kind of Replaced has a Manner of departure of end of contract on dec. 16, 2008?
    
SQL: SELECT replaced_by FROM table_name_49 WHERE manner_of_departure = "end of contract" AND date_of_appointment = "dec. 16, 2008"