You are an expert in writing code in many different languages. Your goal is to perform code completion for the following code, keeping in mind the rest of the code and the file meta data.
    Metadata details:
    filename: 20190520152229_add_new_account.rb
    path of file: ./repos/ekylibre/db/migrate
    
    the code of the file until where you have to start completion: # Migration
    
  def down
    # Reverse: Change item accounts#land_parcel_sell_revenues with {:name=>"tangible_fixed_assets_revenues_without_livestock", :fr_pcga=>"7752", :fr_pcg82=>"7752"}
    execute "UPDATE accounts SET centralizing_account_name='land_parcel_sell_revenues' WHERE centralizing_account_name='tangible_fixed_assets_revenues_without_livestock'"
    # Reverse: Change item accounts#animals_depreciations_inputations_expenses with {:name=>"corporeal_depreciations_inputations_expenses_living_goods", :fr_pcga=>"68114"}
    execute "UPDATE accounts SET centralizing_account_name='animals_depreciations_inputations_expenses' WHERE centralizing_account_name='corporeal_depreciations_inputations_expenses_living_goods'"
    # Reverse: Change item accounts#land_parcel_construction_depreciations_inputations_expenses with {:name=>"corporeal_depreciations_inputations_expenses", :fr_pcga=>"68112", :fr_pcg82=>"68112"}
    execute "UPDATE accounts SET centralizing_account_name='land_parcel_construction_depreciations_inputations_expenses' WHERE centralizing_account_name='corporeal_depreciations_inputations_expenses'"
    # Reverse: Change item accounts#animals_making_expenses_expenses with {:name=>"animals_making_expenses", :fr_pcga=>"6054"}
    execute "UPDATE accounts SET centralizing_account_name='animals_making_expenses_expenses' WHERE centralizing_account_name='animals_making_expenses'"
  end