on time

import math

exam_hour = int(input())
exam_minutes = int(input())

arrival_hour = int(input())
arrival_minutes = int(input())

total_exam = exam_hour * 60 + exam_minutes
total_arrival = arrival_hour * 60 + arrival_minutes

type = ""

if total_arrival > total_exam:
    type = "Late"
elif total_arrival + 30 < total_exam:
    type = "Early"
elif total_arrival <= total_exam:
    type = "On time"

print(type)

difference = abs(total_exam - total_arrival)

if total_arrival < total_exam and total_exam - total_arrival >= 60:

    print(f"{difference // 60}:{difference % 60:02d} hours before the start")

elif total_exam - total_arrival <= 60 and total_arrival < total_exam:
    print(f"{total_exam - total_arrival} minutes before the start")

if total_arrival > total_exam and total_arrival - total_exam >= 60:

    print(f"{difference // 60}:{difference % 60:02d} hours after the start")

elif total_arrival - total_exam <= 60 and total_arrival > total_exam:
    print(f"{total_arrival - total_exam} minutes after the start")