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

namespace Practice
{
    class Program
    {
        static void Main(string[] args)
        {
            int hourExam = int.Parse(Console.ReadLine());
            int minuteExam = int.Parse(Console.ReadLine());
            int hourArrive = int.Parse(Console.ReadLine());
            int minuteArrive = int.Parse(Console.ReadLine());
            if (hourExam==0)
            {
                hourExam = 24;
            }
            if (hourArrive==0)
            {
                hourArrive = 24;
            }

            TimeSpan exam = TimeSpan.FromHours(hourExam) + TimeSpan.FromMinutes(minuteExam);
            TimeSpan arrive = TimeSpan.FromHours(hourArrive) + TimeSpan.FromMinutes(minuteArrive);
            TimeSpan result = TimeSpan.MinValue;

            int hours = 0;
            int minutes = 0;
            TimeSpan zero = TimeSpan.Zero;
            int thirthyForMinutes = 30;
            int oneForHour = 1;
            TimeSpan thirthy = TimeSpan.FromMinutes(thirthyForMinutes);
            TimeSpan oneHour = TimeSpan.FromHours(oneForHour);
            if (exam >= arrive)
            {
                result = exam - arrive;
                hours = result.Hours;
                minutes = result.Minutes;
                if (exam == arrive)
                {
                    Console.WriteLine("On time");
                }
                else if (result<=thirthy)
                {
                    Console.WriteLine("On time");
                    Console.WriteLine("{0} minutes before the start",minutes);
                }
                else if (result>= thirthy && result < oneHour)
                {
                    Console.WriteLine("Early");
                    Console.WriteLine("{0} minutes before the start", minutes);
                }
                else if (result>= oneHour)
                {
                    Console.WriteLine("Early");
                    Console.WriteLine("{0}:{1:d2} hours before the start",hours,minutes);
                }
            }
            else
            {
                result = arrive - exam;
                hours = result.Hours;
                minutes = result.Minutes;
                if (result<oneHour)
                {
                    Console.WriteLine("Late");
                    Console.WriteLine("{0} minutes after the start", minutes);
                }
                if (result>oneHour)
                {
                    Console.WriteLine("Late");
                    Console.WriteLine("{0}:{1:d2} hours after the start", hours, minutes);
                }
            }
        }
    }
}