Table: league_manager_changes_7
Columns: team
outgoing_manager
manner_of_departure
date_of_vacancy
replaced_by
date_of_appointment
position_in_table

Question: What team did gonzalo arconada manage?
SQL: SELECT "team" FROM league_manager_changes_7 WHERE "outgoing_manager" = 'gonzalo arconada'

Question: What team replaced their manager on 9 December 2008?
SQL: SELECT "team" FROM league_manager_changes_7 WHERE "date_of_vacancy" = '9 december 2008'

Question: What was the date of appointment for paco chaparro's replacement?
SQL: SELECT "date_of_appointment" FROM league_manager_changes_7 WHERE "outgoing_manager" = 'paco chaparro'

Question: What was the date of appointment for javier aguirre's replacement?
SQL: SELECT "date_of_appointment" FROM league_manager_changes_7 WHERE "outgoing_manager" = 'javier aguirre'