using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;


class User_Logs
{
    static void Main(string[] args)
    {
        SortedDictionary<string, Dictionary<string, int>> dicUserLogs = new SortedDictionary<string, Dictionary<string, int>>();
        string inputLine = Console.ReadLine();

        while (! inputLine.Equals("end"))
        {
            string[] inputSplit = inputLine.Split(new char[] { ' ','=' }, StringSplitOptions.RemoveEmptyEntries);
            string ip = inputSplit[1];
            string userName = inputSplit[inputSplit.Length - 1];

            InsertUserName(dicUserLogs, userName);
            InsertIpAndUserName(dicUserLogs, userName, ip);

            inputLine = Console.ReadLine();
        }
        Console.WriteLine();
        InsertResult(dicUserLogs);
        Console.WriteLine();
    }
    private static void InsertResult(SortedDictionary<string, Dictionary<string, int>> dicUserLogs)
    {
        foreach (var dic in dicUserLogs)
        {
            Console.WriteLine("{0}: ",dic.Key);
            int count = dic.Value.Count;
            foreach (var di in dic.Value)
            {
                if (count > 1)
                {
                    Console.Write("{0} => {1}, ",di.Key,di.Value);
                }
                else
                {
                    Console.Write("{0} => {1}.", di.Key, di.Value);
                }
                count--;
            }
            Console.WriteLine();
        }
    }
    private static void InsertIpAndUserName(SortedDictionary<string, Dictionary<string, int>> dicUserLogs, string userName, string ip)
    {
        int count = 1;
        if (! dicUserLogs[userName].ContainsKey(ip))
        {
            dicUserLogs[userName][ip] = count;
        }
        else if (dicUserLogs[userName].ContainsKey(ip))
        {
            count++;
            dicUserLogs[userName][ip] = count;
        }
    }

    private static void InsertUserName(SortedDictionary<string, Dictionary<string, int>> dicUserLogs, string userName)
    {
        if (! dicUserLogs.ContainsKey(userName))
        {
            dicUserLogs.Add(userName, new Dictionary<string, int>());
        }

    }
}