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

namespace Nested_Dictionaries
{
    class Program
    {
        static void Main(string[] args)
        {
            //Input/Main/Start
            string input = Console.ReadLine();

            //Dictionary for holding the info shit
            var _DataSets = new List<string>();
            var _DataDict = new Dictionary<string, Dictionary<string, long>>();


            //Main cycle, untill input gets command to stop
            while (input != "thetinggoesskrra")
            {
                //Split the input to commands
                var commands = input.Split(" ->|".ToCharArray(), StringSplitOptions.RemoveEmptyEntries).ToArray();

                //If input is only { DataSet }
                if (commands.Length == 1)
                {
                    string DataSet = commands[0];
                    _DataSets.Add(DataSet);
                }
                else //Enter all the info
                {
                    //{dataKey} -> {dataSize} | {dataSet}
                    string DataKey = commands[0];
                    long DataSize = long.Parse(commands[1]);
                    string DataSet = commands[2];

                    //Create dataset if it doesnt exist
                    if (!_DataDict.ContainsKey(DataSet))
                    {
                        _DataDict[DataSet] = new Dictionary<string, long>();
                    }
                    // ^ add the info to the data set
                    _DataDict[DataSet][DataKey] = DataSize;
                }
                //Repeat input
                input = Console.ReadLine();
            }



            //Delete the DataSets which do not exist in both cache and dict
            foreach (var item in _DataSets)
            {
                if (!_DataDict.ContainsKey(item))
                {
                    _DataDict.Remove(item);
                }
            }
            //Check if there are any data sets
            if (_DataSets.Count > 0)
            {
                //Output
                var result = _DataDict.OrderByDescending(x => x.Value.Sum(e => e.Value)).First();
                //                              result.first key        we go in the result value = dict(secondary keys) and then  SUM their VALS
                Console.WriteLine($"Data Set: {result.Key}, Total Size: {result.Value.Sum(e => e.Value)}");
                foreach (var item in result.Value)
                {
                    Console.WriteLine($"$.{item.Key}");
                }
            }
        }
    }
}