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

namespace ConsoleApplication1
{
    class Program
    {
        static void Main(string[] args)
        {
            int examHour = int.Parse(Console.ReadLine());
            int examMinute = int.Parse(Console.ReadLine());
            int arrivalHour = int.Parse(Console.ReadLine());
            int arrivalMinute = int.Parse(Console.ReadLine());


            int examTime = (examHour * 60) + examMinute;
            int arrivalTime = (arrivalHour * 60) + arrivalMinute;

            int lateDiff = arrivalTime - examTime;
            int earlyDiff = examTime - arrivalTime;

            if (arrivalTime == examTime)
            {
                Console.WriteLine("On time");
            }

            else if (arrivalTime > examTime)
            {
                if (lateDiff < 60)
                {
                    Console.WriteLine("Late");
                    Console.WriteLine("{0} minutes after the start",lateDiff);
                }
                else
                {
                    Console.WriteLine("Late");
                    Console.WriteLine("{0}:{1:00} hours after the start",lateDiff / 60,lateDiff % 60);
                }
            }
            else if (arrivalTime < examTime)
            {
                if (earlyDiff < 60 && earlyDiff > 30)
                {
                    Console.WriteLine("Early");
                    Console.WriteLine("{0} minutes before the start",earlyDiff);
                }
                else if (earlyDiff <= 30)
                {
                    Console.WriteLine("On time");
                    Console.WriteLine("{0} minutes before the start", earlyDiff);
                }
                else
                {
                    Console.WriteLine("Early");
                    Console.WriteLine("{0}:{1:00} hours before the start",earlyDiff / 60, earlyDiff % 60);
                }
            }



        }

    }
}