using System;

namespace forDouble8
{
    class Program
    {
        static void Main(string[] args)
        {
            int numberOfBake = int.Parse(Console.ReadLine());
            string product = "";
            int counter = 0;
            int batchNumber = 0;

            for (int i = 1; i <= numberOfBake; i++)
            {


                while (product != "Bake!")
                {
                    product = Console.ReadLine();

                    if (product == "eggs")
                    {
                        counter++;
                    }
                    if (product == "sugar")
                    {
                        counter++;
                    }
                    if (product == "flour")
                    {
                        counter++;
                    }

                }

                product = "";

                if (counter >= 3)
                {
                    batchNumber++;
                    Console.WriteLine($"Baking batch number {batchNumber}...");
                }
                else
                {
                    Console.WriteLine("The batter should contain flour, eggs and sugar!");
                    numberOfBake++;
                }


            }
        }
    }
}