ddd

hours_1 = int(input())
minutes_1 = int(input())
hours_2 = int(input())
minutes_2 = int(input())

hours_3 = (hours_1 * 60) + minutes_1
hours_4 = (hours_2 * 60) + minutes_2
total = hours_3 - hours_4
hh = abs(hours_1 - hours_2)
mm = abs(minutes_1 - minutes_2)

if total < 0:
    total = abs(total)
    print(f"Late")
    if 60 > total:
        print(f"{total} minutes after the start")
    elif 60 <= total and (mm >= 10):
        mm = total % 60
        print(f"{hh}:{mm} hours after the start")
    elif 60 <= total and (mm < 10):
        mm = total % 60
        print(f"{hh}:0{mm} hours after the start")
elif 0 <= total <= 30:
    total = abs(total)
    print(f"On time")
    if not total == 0:
        print(f"{total} minutes before the start")
elif 30 < total:
    total = abs(total)
    print(f"Early")
    if 30 < total < 60:
        print(f"{total} minutes before the start")
    elif 60 < total and (mm >= 10):
        hours = total // 60
        minutes = total % 60
        print(f"{hours}:{minutes:0>2d} hours before the start")
    elif 60 <= total and (mm < 10):
        hours = total // 60
        minutes = total % 60
        print(f"{hours}:{minutes:0>2d} hours before the start")