using System;

namespace _08._Cookie_factory
{
    class Program
    {
        static void Main(string[] args)
        {
            int lots = int.Parse(Console.ReadLine());
            int batch = 0;
            string ingr1 = string.Empty;
            string ingr2 = string.Empty;
            string ingr3 = string.Empty;
            for (int i = 0; lots <= lots; i++)
            {
                string productsforeachmixture = Console.ReadLine();
                while (productsforeachmixture != "Bake!")
                {
                    if (productsforeachmixture == "flour")
                    {
                        ingr1 = productsforeachmixture;
                    }
                    if (productsforeachmixture == "sugar")
                    {
                        ingr2 = productsforeachmixture;
                    }
                    if (productsforeachmixture == "eggs")
                    {
                        ingr3 = productsforeachmixture;
                    }
                    productsforeachmixture = Console.ReadLine();
                }
                bool smes = (ingr1 == "flour") && (ingr3 == "eggs") && (ingr2 == "sugar");
                if (smes)
                {
                    batch++;
                    Console.WriteLine($"Baking batch number { batch}...");
                }
                else if (!smes)
                    Console.WriteLine("The batter should contain flour, eggs and sugar!");
            }
        }
    }
}