using System;
using System.Collections.Generic;
using System.Linq;
using System.Text.RegularExpressions;

class RoliTheCoder
{
    static void Main(string[] args)
    {
        var eventAndIdRegex = new Regex(@"^(?<id>\d+)\s+(?<event>#\w+)");
        var participantsRegex = new Regex(@"@(?<participant>[A-Za-z\d\-\']*)");

        var events = new Dictionary<long, Event>();

        while (true)
        {
            string line = Console.ReadLine();
            if (line == "Time for Code")
                break;

            var eventAndIdMatch = eventAndIdRegex.Match(line);
            if (!eventAndIdMatch.Success)
                continue;

            var id = long.Parse(eventAndIdMatch.Groups["id"].Value);
            var eventName = eventAndIdMatch.Groups["event"].Value;
            var participants = participantsRegex.Matches(line).Cast<Match>().Select(p => p.Value.Trim()).ToList();

            if (events.ContainsKey(id))
            {
                if (events[id].EventName == eventName)
                    AddParticipants(events, id, participants);
            }
            else
            {
                var @event = new Event(eventName, new HashSet<string>());
                events.Add(id, @event);
                AddParticipants(events, id, participants);
            }
        }

        foreach (var @event in events.OrderByDescending(e => e.Value.Paritcipants.Count).ThenBy(e => e.Value.EventName))
        {
            Console.WriteLine($"{@event.Value.EventName.TrimStart('#')} - {@event.Value.Paritcipants.Count}");
            var participants = @event.Value.Paritcipants;
            foreach (var participant in participants.OrderBy(p => p))
            {
                Console.WriteLine($"{participant}");
            }
        }
    }

    private static void AddParticipants(Dictionary<long, Event> events, long id, List<string> participants)
    {
        foreach (var participant in participants)
        {
            events[id].Paritcipants.Add(participant);
        }
    }

    public class Event
    {
        public Event(string eventName, HashSet<string> paritcipants)
        {
            EventName = eventName;
            Paritcipants = paritcipants;
        }

        public string EventName { get; set; }

        public HashSet<string> Paritcipants { get; set; }
    }
}