import java.util.Scanner;

public class OnTimeForTheExam
{
    public static void main(String[] args)
    {
        Scanner scan = new Scanner(System.in);

        int examHours = Integer.parseInt(scan.nextLine());
        int examMinutes = Integer.parseInt(scan.nextLine());
        int arriveHours = Integer.parseInt(scan.nextLine());
        int arriveMinutes = Integer.parseInt(scan.nextLine());

        int diffTotalMinutes = (arriveHours * 60 + arriveMinutes) - (examHours * 60 + examMinutes);
        int diffHours = Math.abs(diffTotalMinutes / 60);
        int diffMinutes = Math.abs(diffTotalMinutes % 60);

        if (diffTotalMinutes > 0)
        {
            System.out.println("Late");
        }
        else if (diffTotalMinutes >= -30)
        {
            System.out.println("On time");
        }
        else {
            System.out.println("Early");
        }

        if (diffTotalMinutes >= 60)
        {
            System.out.printf("%d:%02d hours after the start", diffHours, diffMinutes);
        }
        else if (diffTotalMinutes > 0)
        {
            System.out.printf("%d minutes after the start", diffMinutes);
        }

        if (diffTotalMinutes <= -60)
        {
            System.out.printf("%d:%02d hours before the start", diffHours, diffMinutes);
        }
        else if (diffTotalMinutes < 0)
        {
            System.out.printf("%d minutes before the start", diffMinutes);
        }
    }
}