import java.util.Scanner;

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

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

        int examTime = (examHours * 60) + examMinutes;
        int arrivalTime = (arriveHours * 60) + arriveMinutes;
        int hours = 0;
        int minutes = 0;


        if (arrivalTime > examTime) {
            int timeLate = arrivalTime - examTime;
            if (timeLate <= 59) {
                System.out.println("Late");
                System.out.printf("%02d minutes after the start", timeLate);
            } else if (timeLate >= 60) {
                hours = timeLate / 60;
                minutes = timeLate % 60;
                System.out.println("Late");
                System.out.printf("%d:%02d hours after the start", hours, minutes);
            }
        } else if (arrivalTime < examTime) {
            int timeEarly = examTime - arrivalTime;
            if (timeEarly > 0 && timeEarly <= 30) {
                System.out.println("On time");
                System.out.printf("%d minutes before the start", timeEarly);
            } else if (timeEarly > 30 && timeEarly <= 59) {
                System.out.println("Early");
                System.out.printf("%02d minutes before the start", timeEarly);
            } else if (timeEarly >= 60) {
                hours = timeEarly / 60;
                minutes = timeEarly % 60;
                System.out.println("Early");
                System.out.printf("%d:%02d hours before the start", hours, minutes);
            }
        } else {
            System.out.println("On time");
        }
    }
}