on time

hour_exam = int(input())
minute_exam = int(input())
arrival_hour = int(input())
arrival_minute = int(input())

exam_sum = hour_exam * 60 + minute_exam
arrival_sum = arrival_hour * 60 + arrival_minute
text = ''
second_text = ''
if arrival_sum > exam_sum:
    text = "Late"
elif arrival_sum == exam_sum or (exam_sum - arrival_sum) <= 30:
    text = "On time"
elif (exam_sum - arrival_sum) > 30:
    text = "Early"

if exam_sum > arrival_sum:
    if abs(exam_sum - arrival_sum) < 60:
        mm = abs(exam_sum - arrival_sum)
        second_text = f"{mm} minutes before the start"
    elif abs(exam_sum - arrival_sum) >= 60:
        hh = abs(exam_sum - arrival_sum) // 60
        mm = abs(exam_sum - arrival_sum) % 60
        if mm <= 9:
            second_text = f"{hh}:0{mm} hours before the start"
        else:
            second_text = f"{hh}:{mm} hours before the start"
elif arrival_sum > exam_sum:
    if abs(arrival_sum - exam_sum) < 60:
        mm = abs(arrival_sum - exam_sum)
        second_text = f"{mm} minutes after the start"

    elif abs(arrival_sum - exam_sum) >= 60:
        hh = abs(arrival_sum - exam_sum) // 60
        mm = abs(arrival_sum - exam_sum) % 60
        if mm <= 9:
            second_text = f"{hh}:0{mm} hours after the start"
        else:
            second_text = f"{hh}:{mm} hours after the start"


print(text)
if exam_sum != arrival_sum:
    print(second_text)