using System;
using System.Collections.Generic;
using System.Linq;

namespace _05_Flatten_Dictionary
{
    public class FlattenDictionary
    {
        public static void Main()
        {
            string line = Console.ReadLine();

            var data = new Dictionary<string, Dictionary<string, string>>();
            var flatten = new Dictionary<string, Dictionary<string, string>>();

            while (line != "end")
            {
                var tokens = line.Split().ToArray();

                if (tokens[0] == "flatten")
                {
                    string flattenType = tokens[1];
                    if (data.ContainsKey(flattenType))
                    {
                        var dataToBeFlattened = data[flattenType];
                        flatten.Add(flattenType, dataToBeFlattened);
                        data.Remove(flattenType);
                    }
                    line = Console.ReadLine();
                    continue;
                }

                string type = tokens[0];
                string brand = tokens[1];
                string model = tokens[2];

                if (!data.ContainsKey(type))
                {
                    data.Add(type, new Dictionary<string, string>());
                }

                if (data[type].ContainsKey(brand))
                {
                    data[type][brand] = model;
                }
                else
                {
                    data[type].Add(brand, model);
                }

                line = Console.ReadLine();
            }

            foreach (var kvp in data.OrderByDescending(x => x.Key.Length))
            {
                string type = kvp.Key;
                Console.WriteLine($"{type}");
                var brandsModels = kvp.Value;
                int cnt = 1;
                foreach (var brandModel in brandsModels.OrderBy(x => x.Key.Length))
                {
                    string brand = brandModel.Key;
                    string model = brandModel.Value;

                    Console.WriteLine($"{cnt}. {brand} - {model}");
                    cnt++;
                }
                if (flatten.ContainsKey(type))
                {
                    foreach (var flat in flatten)
                    {
                        string flattenType = flat.Key;
                        if (flattenType == type)
                        {
                            var flattenBrandsModels = flat.Value;
                            foreach (var flattenBrandModel in flattenBrandsModels)
                            {
                                string flattenBrand = flattenBrandModel.Key;
                                string flattenModel = flattenBrandModel.Value;
                                Console.WriteLine($"{cnt}. {flattenBrand}{flattenModel}");
                                cnt++;
                            }
                        }
                    }
                }
            }
        }
    }
}