using System;

namespace Cookie_factory
{
    class Program
    {
        static void Main(string[] args)
        {
            int batch = int.Parse(Console.ReadLine());
            bool flour = false;
            bool eggs = false;
            bool sugar = false;
            for (int i = 1; i <= batch; i++)
            {
                while (true)
                {
                    string product = Console.ReadLine();
                    if (product=="flour")
                    {
                        flour = true;
                    }
                    else if (product == "eggs")
                    {
                        eggs = true;
                    }
                    else if (product == "sugar")
                    {
                        sugar = true;
                    }
                    if (product == "Bake!")
                    {
                        if (flour && eggs && sugar)
                        {
                            Console.WriteLine($"Baking batch number {i}...");
                            break;
                        }

                        else
                        {
                            Console.WriteLine("The batter should contain flour, eggs and sugar!");
                        }
                    }

                }
                flour = false;
                eggs = false;
                sugar = false;
            }
        }
    }
}