import java.util.Scanner;

public class Task8_Cookie {
    public static void main(String[] args) {
        Scanner scanner =  new Scanner(System.in);
        int portionsToday = Integer.parseInt(scanner.nextLine());
        String ingredient = "";
        int mainThree = 0;
        int count = 1;
        for (count = 1;count<=portionsToday;count++){
            while(!ingredient.equals("Bake!")){
                ingredient = scanner.nextLine();
                if (ingredient.equals("flour")||ingredient.equals("eggs")||
                        ingredient.equals("sugar")){
                    mainThree++;
                }
                if (mainThree < 3 && ingredient.equals("Bake!")){
                    System.out.println("The batter should contain flour, eggs and sugar!");
                    continue;
                }

            }
                System.out.printf("Baking batch number %d...%n",count);


        }
    }
}