y, m ,d = map(int, input().split("/"))
print('Heisei' if y <= 2019 and m <= 4 and d <= 30 else 'TBD') y, m ,d = map(int, input().split("/")) y map(int, input().split("/")) map int input().split("/") ().split () input split "/" m d print('Heisei' if y <= 2019 and m <= 4 and d <= 30 else 'TBD') print 'Heisei' if y <= 2019 and m <= 4 and d <= 30 else 'TBD' y <= 2019 and m <= 4 and d <= 30 y <= 2019 and m <= 4 y <= 2019 y 2019 m <= 4 m 4 d <= 30 d 30 'Heisei' 'TBD' y, m ,d = map(int, input().split("/")) map(int, input().split("/")) y d = map(int, input().split("/")) map(int, input().split("/")) d m ,d = map(int, input().split("/")) map(int, input().split("/")) m
y, m ,d = map(int, input().split("/"))
print('Heisei' if y <= 2019 and m <= 4 and d <= 30 else 'TBD')