import java.util.Scanner;

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

        int examHour = Integer.parseInt(scanner.nextLine());
        int examMinute = Integer.parseInt(scanner.nextLine());
        int hourArrival = Integer.parseInt(scanner.nextLine());
        int minuteArrival = Integer.parseInt(scanner.nextLine());

        int examTimeMinutes = examHour * 60 + examMinute;
        int arrivalTimeMinutes = hourArrival * 60 + minuteArrival;

        if (arrivalTimeMinutes < examTimeMinutes - 30) {
            System.out.println("Early");
            int minuteDifference = examTimeMinutes - arrivalTimeMinutes;
            if (minuteDifference < 60){
                System.out.printf("%02d minutes before the start",minuteDifference);
            } else {
                int hourDifference = Math.floorDiv(minuteDifference, 60);
                int minutesOnly = minuteDifference % 60;
                System.out.printf("%d:%02d hours before the start", hourDifference, minutesOnly);
            }
        } else if (arrivalTimeMinutes >= examTimeMinutes - 30 && arrivalTimeMinutes < examTimeMinutes){
            System.out.println("On time");
            int minuteDifference = examTimeMinutes - arrivalTimeMinutes;
            System.out.printf("%d minutes before the start",minuteDifference);
        } else if (arrivalTimeMinutes == examTimeMinutes){
            System.out.println("On time");
        } else {
            System.out.println("Late");
            int minuteDifference = arrivalTimeMinutes - examTimeMinutes;
            if (minuteDifference < 60){
                System.out.printf("%02d minutes after the start",minuteDifference);
            } else {
                int hourDifference = Math.floorDiv(minuteDifference, 60);
                int minutesOnly = minuteDifference % 60;
                System.out.printf("%d:%02d hours after the start", hourDifference, minutesOnly);
            }
        }
    }
}